diff --git a/makefile b/makefile
index 6a88d94..c18a4bf 100644
--- a/makefile
+++ b/makefile
@@ -26,15 +26,15 @@ PROF    := rel
 endif
 
 ifneq ($(MAKECMDGOALS),clean)
-ifeq      ($(ARCH),linux-x86_64)
+ifeq      ($(ARCH),linux-x86)
 CFLAGS  += -target x86_64-pc-linux-gnu
 LDFLAGS += -target x86_64-pc-linux-gnu
-else ifeq ($(ARCH),win-x86_64)
+else ifeq ($(ARCH),win-x86)
 CFLAGS  += -target x86_64-pc-windows-gnu
 LDFLAGS += -target x86_64-pc-windows-gnu -fuse-ld=lld
 EXT     := .exe
 else
-$(error you must set the ARCH environment variable to one of these: 'linux-x86_64' 'win-x86_64')
+$(error you must set the ARCH environment variable to one of these: 'linux-x86' 'win-x86')
 endif
 endif