diff --git a/Makefile.libretro b/Makefile.libretro
index 9d9d6f7..508d236 100644
--- a/Makefile.libretro
+++ b/Makefile.libretro
@@ -25,10 +25,6 @@ ifeq ($(platform),)
 		platform = win
 	else ifneq ($(findstring Darwin,$(shell uname -s)),)
 		platform = osx
-		arch = intel
-		ifeq ($(shell uname -p),powerpc)
-			arch = ppc
-		endif
 	else ifneq ($(findstring win,$(shell uname -s)),)
 		platform = win
 	endif