diff --git a/m1/perf/Makefile b/m1/perf/Makefile
index 242eb8d..565ea3a 100644
--- a/m1/perf/Makefile
+++ b/m1/perf/Makefile
@@ -1,7 +1,7 @@
 M1=/home/qi/m1
 COMPILER_DIR=$(M1)/flickernoise/src
 M1SWINC_DIR=$(M1)/milkymist/software/include
-M1SWLIB_DIR=$(M1)/milkymist/software/libfpvm
+M1SWLIB_DIR=$(M1)/milkymist/software/libfpvm/x86-linux
 
 #CFLAGS_EXTRA=-DCOMP_DEBUG
 CFLAGS_EXTRA=
@@ -32,8 +32,8 @@ $(COMPILER_O):
 		    compiler.o
 
 $(LIBFPVM_A):
-		$(MAKE) -C $(M1SWLIB_DIR) CC=gcc LD=gcc AR=ar RANLIB=ranlib \
-		    CFLAGS='$(CFLAGS_COMMON) $(CFLAGS_M) $$(INCLUDES)'
+		$(MAKE) -C $(M1SWLIB_DIR) CC=gcc \
+		    CFLAGS='$(CFLAGS_COMMON) $(CFLAGS_M) -I$(M1SWINC_DIR)'
 
 clean:
 		$(MAKE) -C $(M1SWLIB_DIR) clean