diff --git a/common/com_image.h b/common/com_image.h
index c65b43a1..dedbea73 100644
--- a/common/com_image.h
+++ b/common/com_image.h
@@ -23,6 +23,7 @@ NOTE: number at end of pixelformat name it's a total bitscount e.g. PF_RGB_24 ==
 	|| type == PF_BC7_UNORM \
 	|| type == PF_BC7_SRGB \
 	|| type == PF_KTX2_RAW )
+#define ImageBigEndian( type ) ( type == PF_BGRA_32 || type == PF_BGR_24 )
 
 typedef enum
 {
diff --git a/engine/common/imagelib/img_bmp.c b/engine/common/imagelib/img_bmp.c
index dc9a9c0e..241d8915 100644
--- a/engine/common/imagelib/img_bmp.c
+++ b/engine/common/imagelib/img_bmp.c
@@ -440,8 +440,8 @@ qboolean Image_SaveBMP( const char *name, rgbdata_t *pix )
 			else
 			{
 				// 24 bit
-				qboolean be = !!( pix->type & (PF_BGR_24|PF_BGRA_32) ); // is it big endian RGB?
-				
+				qboolean be = ImageBigEndian( pix->type );
+
 				pbBmpBits[i*pixel_size+(be?2:0)] = pb[x*pixel_size+2];
 				pbBmpBits[i*pixel_size+(be?1:1)] = pb[x*pixel_size+1];
 				pbBmpBits[i*pixel_size+(be?0:2)] = pb[x*pixel_size+0];