diff --git a/Makefile b/Makefile
index c3346dea..6b929a6f 100644
--- a/Makefile
+++ b/Makefile
@@ -45,16 +45,16 @@ endif
 ifeq ($(ARCH),i386)
 NATIVE_DEFINES=-DTCC_TARGET_I386
 NATIVE_DEFINES+=\
-  $(if $(wildcard /lib/i386-linux-gnu),-DCONFIG_MULTIARCHDIR=\"i386-linux-gnu\"\
-  $(if $(wildcard /lib/i386-kfreebsd-gnu),-DCONFIG_MULTIARCHDIR=\"i386-kfreebsd-gnu\"\
+  $(if $(wildcard /lib/i386-linux-gnu),-DCONFIG_MULTIARCHDIR=\"i386-linux-gnu\",\
+  $(if $(wildcard /lib/i386-kfreebsd-gnu),-DCONFIG_MULTIARCHDIR=\"i386-kfreebsd-gnu\",\
   $(if $(wildcard /lib/i386-gnu),-DCONFIG_MULTIARCHDIR=\"i386-gnu\")))
 CFLAGS+=-m32
 else ifeq ($(ARCH),x86-64)
 NATIVE_DEFINES=-DTCC_TARGET_X86_64
 CFLAGS+=-m64
 NATIVE_DEFINES+=\
-  $(if $(wildcard /usr/lib64),-DCONFIG_LDDIR=\"lib64\"\
-  $(if $(wildcard /lib/x86_64-linux-gnu),-DCONFIG_MULTIARCHDIR=\"x86_64-linux-gnu\"\
+  $(if $(wildcard /usr/lib64),-DCONFIG_LDDIR=\"lib64\",\
+  $(if $(wildcard /lib/x86_64-linux-gnu),-DCONFIG_MULTIARCHDIR=\"x86_64-linux-gnu\",\
   $(if $(wildcard /lib/x86_64-kfreebsd-gnu),-DCONFIG_MULTIARCHDIR=\"x86_64-kfreebsd-gnu\")))
 endif