diff --git a/graphics/transparent_surface.h b/graphics/transparent_surface.h
index ca26b2679ab9..efb28149a587 100644
--- a/graphics/transparent_surface.h
+++ b/graphics/transparent_surface.h
@@ -35,9 +35,13 @@
  *
  */
 
-// TODO: Find a better solution for this.
-#define TS_RGB(R,G,B)       (((R) << 24) | ((G) << 16) | (B << 8) | (A)
+#ifdef SCUMM_LITTLE_ENDIAN
+#define TS_RGB(R,G,B)       ((0xff << 24) | ((R) << 16) | ((G) << 8) | (B))
 #define TS_ARGB(A,R,G,B)    (((R) << 24) | ((G) << 16) | ((B) << 8) | (A))
+#else
+#define TS_RGB(R,G,B)       (((R) << 24) | ((G) << 16) | (B << 8) | 0xff)
+#define TS_ARGB(A,R,G,B)    (((R) << 24) | ((G) << 16) | ((B) << 8) | (A))
+#endif
 
 namespace Graphics {