1 files changed, 6 insertions, 1 deletions

diff --git a/ReadMe.md b/ReadMe.md
index d2a6d04..dbf2c8e 100644
--- a/ReadMe.md
+++ b/ReadMe.md
@@ -12,5 +12,10 @@
   * review all backgrounds and animations to match Mageia theme:
     - common/plymouth/logo_mageia.png and *.png
     - Mageia-Default/background/*
-    - Mageia-Default/gfxboot/*.png
+    - Mageia-Default/gfxboot/*.jpg
     - Mageia-Default/plymouth/
+
+# GfxBoot specs
+
+Images should be color JPEG, non-progressive with a 4:2:0 sampling
+(see advanced parameters in GIMP).