diff --git a/src/tmap.nas b/src/tmap.nas
index 6d1629c20d0e9d428154a5117e47cb93bce13262..dbe64806dbede93a24b54b08c9dd3b346ab52dcf 100644
--- a/src/tmap.nas
+++ b/src/tmap.nas
@@ -17,7 +17,7 @@
 [BITS 32]
 
 %define FRACBITS 16
-%define TRANSPARENTPIXEL 247
+%define TRANSPARENTPIXEL 255
 
 %ifdef LINUX
 %macro cextern 1
diff --git a/src/tmap_mmx.nas b/src/tmap_mmx.nas
index 928916668e4b1af6dedfe401a52fe3107d79fa4f..758cd439530ddb65a03605dfb03cbe72561a6f2c 100644
--- a/src/tmap_mmx.nas
+++ b/src/tmap_mmx.nas
@@ -18,7 +18,7 @@
 [BITS 32]
 
 %define FRACBITS 16
-%define TRANSPARENTPIXEL 247
+%define TRANSPARENTPIXEL 255
 
 %ifdef LINUX
 %macro cextern 1