diff --git a/include/osg/Texture b/include/osg/Texture
index 22f0b91c1..f6614633a 100644
--- a/include/osg/Texture
+++ b/include/osg/Texture
@@ -62,9 +62,9 @@
     #define GL_COMPRESSED_RGBA_S3TC_DXT1_EXT        0x83F1
     #define GL_COMPRESSED_RGBA_S3TC_DXT3_EXT        0x83F2
     #define GL_COMPRESSED_RGBA_S3TC_DXT5_EXT        0x83F3
-    #define GL_COMPRESSED_SRGB_S3TC_DXT1_EXT        0x8C4C
-    #define GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT  0x8C4D
-    #define GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT  0x8C4E
+    #define GL_COMPRESSED_SRGB_S3TC_DXT1_EXT        0x8C4C
+    #define GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT  0x8C4D
+    #define GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT  0x8C4E
     #define GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT  0x8C4F
 #endif