diff --git a/tools/mcstat/Makefile.in b/tools/mcstat/Makefile.in
index 3dcf4faa..459c7862 100644
--- a/tools/mcstat/Makefile.in
+++ b/tools/mcstat/Makefile.in
@@ -7,12 +7,11 @@ prefix=@prefix@
 exec_prefix=@exec_prefix@
 LIBDIR=@libdir@
 MANDIR=@MANDIR@
-MCKERNEL_INCDIR=@MCKERNEL_INCDIR@
 KDIR ?= @KDIR@
 ARCH=@ARCH@
 VPATH=@abs_srcdir@
 IHKDIR ?= $(VPATH)/../../../ihk/linux/include/
-CFLAGS=-Wall -O -I. -I${MCKERNEL_INCDIR} -I${IHKDIR} -I@abs_srcdir@/../../executer/include
+CFLAGS=-Wall -O -I. -I${IHKDIR} -I@abs_srcdir@/../../executer/include
 LDFLAGS=@LDFLAGS@
 TARGET=mcstat