diff --git a/executer/kernel/mcoverlayfs/Makefile.in b/executer/kernel/mcoverlayfs/Makefile.in
index b6255baf..ce711014 100644
--- a/executer/kernel/mcoverlayfs/Makefile.in
+++ b/executer/kernel/mcoverlayfs/Makefile.in
@@ -1,6 +1,7 @@
 KDIR ?= @KDIR@
 ARCH ?= @ARCH@
 KMODDIR=@KMODDIR@
+src = @abs_srcdir@
 
 RELEASE=$(shell uname -r)
 ENABLE_BUILD=$(shell if [[ ${RELEASE} =~ ^4.* ]]; then echo "yes"; fi)