36 files changed, 36 insertions, 36 deletions
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_1.php b/phpBB/phpbb/db/migration/data/30x/3_0_1.php
index c996a0138a..c5b1681d96 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_1.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_1.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_1 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.1', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.1', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_10.php b/phpBB/phpbb/db/migration/data/30x/3_0_10.php
index 122f93d6b4..640fcbc16f 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_10.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_10.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_10 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.10', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.10', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_10_rc1.php b/phpBB/phpbb/db/migration/data/30x/3_0_10_rc1.php
index 459b423736..e0aca09c3a 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_10_rc1.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_10_rc1.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_10_rc1 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.10-RC1', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.10-RC1', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_10_rc2.php b/phpBB/phpbb/db/migration/data/30x/3_0_10_rc2.php
index 8d21cab45d..394e030acf 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_10_rc2.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_10_rc2.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_10_rc2 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.10-RC2', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.10-RC2', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_10_rc3.php b/phpBB/phpbb/db/migration/data/30x/3_0_10_rc3.php
index 296c3c40af..92900e3aed 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_10_rc3.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_10_rc3.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_10_rc3 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.10-RC3', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.10-RC3', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_11.php b/phpBB/phpbb/db/migration/data/30x/3_0_11.php
index e063c699cc..3be03cec40 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_11.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_11.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_11 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.11', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.11', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_11_rc1.php b/phpBB/phpbb/db/migration/data/30x/3_0_11_rc1.php
index 3a3908258f..f7b0247fdb 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_11_rc1.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_11_rc1.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_11_rc1 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.11-RC1', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.11-RC1', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_11_rc2.php b/phpBB/phpbb/db/migration/data/30x/3_0_11_rc2.php
index 4b1b5642ce..204aa314ac 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_11_rc2.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_11_rc2.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_11_rc2 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.11-RC2', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.11-RC2', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_12_rc1.php b/phpBB/phpbb/db/migration/data/30x/3_0_12_rc1.php
index 1338d48006..31d37afa48 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_12_rc1.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_12_rc1.php
@@ -13,7 +13,7 @@ class phpbb_db_migration_data_30x_3_0_12_rc1 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.12-RC1', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.12-RC1', '>=');
 	}
 
  	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_1_rc1.php b/phpBB/phpbb/db/migration/data/30x/3_0_1_rc1.php
index 761ed5d2ec..984b8fb37e 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_1_rc1.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_1_rc1.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_1_rc1 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.1-RC1', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.1-RC1', '>=');
 	}
 
 	public function update_schema()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_2.php b/phpBB/phpbb/db/migration/data/30x/3_0_2.php
index eed5acef82..6e11e5a145 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_2.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_2.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_2 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.2', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.2', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_2_rc1.php b/phpBB/phpbb/db/migration/data/30x/3_0_2_rc1.php
index a84f3c2d92..9a25628f25 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_2_rc1.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_2_rc1.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_2_rc1 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.2-RC1', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.2-RC1', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_2_rc2.php b/phpBB/phpbb/db/migration/data/30x/3_0_2_rc2.php
index 33bacc077f..6c37d6701b 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_2_rc2.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_2_rc2.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_2_rc2 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.2-RC2', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.2-RC2', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_3.php b/phpBB/phpbb/db/migration/data/30x/3_0_3.php
index 8984cf7b76..11fd2a2e80 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_3.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_3.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_3 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.3', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.3', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_3_rc1.php b/phpBB/phpbb/db/migration/data/30x/3_0_3_rc1.php
index 69433f386e..cbeb00499a 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_3_rc1.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_3_rc1.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_3_rc1 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.3-RC1', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.3-RC1', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_4.php b/phpBB/phpbb/db/migration/data/30x/3_0_4.php
index 9a0c132e78..4375a96dac 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_4.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_4.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_4 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.4', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.4', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_4_rc1.php b/phpBB/phpbb/db/migration/data/30x/3_0_4_rc1.php
index e45bd3eeee..73334dcc6f 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_4_rc1.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_4_rc1.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_4_rc1 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.4-RC1', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.4-RC1', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_5.php b/phpBB/phpbb/db/migration/data/30x/3_0_5.php
index 16d2dee457..2700274f35 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_5.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_5.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_5 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.5', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.5', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_5_rc1.php b/phpBB/phpbb/db/migration/data/30x/3_0_5_rc1.php
index 62ae7bff1a..90c6b3b46a 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_5_rc1.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_5_rc1.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_5_rc1 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.5-RC1', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.5-RC1', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_5_rc1part2.php b/phpBB/phpbb/db/migration/data/30x/3_0_5_rc1part2.php
index d72176489b..2d1e5cfed8 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_5_rc1part2.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_5_rc1part2.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_5_rc1part2 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.5-RC1', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.5-RC1', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_6.php b/phpBB/phpbb/db/migration/data/30x/3_0_6.php
index bb651dc7cd..1877b0c5a1 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_6.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_6.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_6 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.6', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.6', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_6_rc1.php b/phpBB/phpbb/db/migration/data/30x/3_0_6_rc1.php
index 25f4995b0e..3e2a9544c7 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_6_rc1.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_6_rc1.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_6_rc1 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.6-RC1', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.6-RC1', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_6_rc2.php b/phpBB/phpbb/db/migration/data/30x/3_0_6_rc2.php
index d5d14ab05d..439e25b100 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_6_rc2.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_6_rc2.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_6_rc2 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.6-RC2', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.6-RC2', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_6_rc3.php b/phpBB/phpbb/db/migration/data/30x/3_0_6_rc3.php
index f3f1fb42f4..77b62d7fc7 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_6_rc3.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_6_rc3.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_6_rc3 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.6-RC3', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.6-RC3', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_6_rc4.php b/phpBB/phpbb/db/migration/data/30x/3_0_6_rc4.php
index 6138ef351d..61a31d09e6 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_6_rc4.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_6_rc4.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_6_rc4 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.6-RC4', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.6-RC4', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_7.php b/phpBB/phpbb/db/migration/data/30x/3_0_7.php
index 9ff2e9e4ab..3eb1caddbc 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_7.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_7.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_7 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.7', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.7', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_7_pl1.php b/phpBB/phpbb/db/migration/data/30x/3_0_7_pl1.php
index c9cc9d19ac..c7b5c584ac 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_7_pl1.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_7_pl1.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_7_pl1 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.7-pl1', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.7-pl1', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_7_rc1.php b/phpBB/phpbb/db/migration/data/30x/3_0_7_rc1.php
index be8f9045f4..e0fd313834 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_7_rc1.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_7_rc1.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_7_rc1 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.7-RC1', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.7-RC1', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_7_rc2.php b/phpBB/phpbb/db/migration/data/30x/3_0_7_rc2.php
index 0e43229f13..f4f3327385 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_7_rc2.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_7_rc2.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_7_rc2 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.7-RC2', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.7-RC2', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_8.php b/phpBB/phpbb/db/migration/data/30x/3_0_8.php
index 8998ef9627..77771a9acd 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_8.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_8.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_8 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.8', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.8', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_8_rc1.php b/phpBB/phpbb/db/migration/data/30x/3_0_8_rc1.php
index ff7824fa3b..c534cabb6c 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_8_rc1.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_8_rc1.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_8_rc1 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.8-RC1', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.8-RC1', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_9.php b/phpBB/phpbb/db/migration/data/30x/3_0_9.php
index d5269ea6f0..6a38793269 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_9.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_9.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_9 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.9', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.9', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_9_rc1.php b/phpBB/phpbb/db/migration/data/30x/3_0_9_rc1.php
index d3beda63b7..81c67550bd 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_9_rc1.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_9_rc1.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_9_rc1 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.9-RC1', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.9-RC1', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_9_rc2.php b/phpBB/phpbb/db/migration/data/30x/3_0_9_rc2.php
index beb8873da7..1531f408b7 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_9_rc2.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_9_rc2.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_9_rc2 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.9-RC2', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.9-RC2', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_9_rc3.php b/phpBB/phpbb/db/migration/data/30x/3_0_9_rc3.php
index 56e04e7235..851680b093 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_9_rc3.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_9_rc3.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_9_rc3 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.9-RC3', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.9-RC3', '>=');
 	}
 
 	static public function depends_on()
diff --git a/phpBB/phpbb/db/migration/data/30x/3_0_9_rc4.php b/phpBB/phpbb/db/migration/data/30x/3_0_9_rc4.php
index 5be1124287..879538c341 100644
--- a/phpBB/phpbb/db/migration/data/30x/3_0_9_rc4.php
+++ b/phpBB/phpbb/db/migration/data/30x/3_0_9_rc4.php
@@ -11,7 +11,7 @@ class phpbb_db_migration_data_30x_3_0_9_rc4 extends phpbb_db_migration
 {
 	public function effectively_installed()
 	{
-		return version_compare($this->config['version'], '3.0.9-RC4', '>=');
+		return phpbb_version_compare($this->config['version'], '3.0.9-RC4', '>=');
 	}
 
 	static public function depends_on()