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-rw-r--r--phpBB/includes/functions.php3
1 files changed, 2 insertions, 1 deletions
diff --git a/phpBB/includes/functions.php b/phpBB/includes/functions.php
index b8ea80ad4a..ceaf426850 100644
--- a/phpBB/includes/functions.php
+++ b/phpBB/includes/functions.php
@@ -175,7 +175,8 @@ function set_config_count($config_name, $increment, $is_dynamic = false)
switch ($db->sql_layer)
{
case 'firebird':
- $sql_update = 'CAST(CAST(config_value as DECIMAL(255, 0)) + ' . (int) $increment . ' as VARCHAR(255))';
+ // Precision must be from 1 to 18
+ $sql_update = 'CAST(CAST(config_value as DECIMAL(18, 0)) + ' . (int) $increment . ' as VARCHAR(255))';
break;
case 'postgres':