diff --git a/basisu_gpu_texture.cpp b/basisu_gpu_texture.cpp
index dab13fa..812316f 100644
--- a/basisu_gpu_texture.cpp
+++ b/basisu_gpu_texture.cpp
@@ -490,9 +490,9 @@ namespace basisu
 		KTX_COMPRESSED_RED_GREEN_RGTC2_EXT = 0x8DBD,
 		KTX_COMPRESSED_RGB8_ETC2 = 0x9274,
 		KTX_COMPRESSED_RGBA8_ETC2_EAC = 0x9278,
-		KTX_COMPRESSED_RGBA_BPTC_UNORM_ARB,
+		KTX_COMPRESSED_RGBA_BPTC_UNORM_ARB = 0x8E8C,
 		KTX_COMPRESSED_RGB_PVRTC_4BPPV1_IMG = 0x8C00,
-		KTX_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG,
+		KTX_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG = 0x8C02,
 	};
 		
 	struct ktx_header