diff --git a/klibc.spec.in b/klibc.spec.in
index b6ee3b8..eef5dbf 100644
--- a/klibc.spec.in
+++ b/klibc.spec.in
@@ -44,7 +44,7 @@
 
 %prep
 %setup -q
-cp -dRs /lib/modules/`uname -r`/build ./linux
+cp -dRs /lib/modules/`uname -r`/build/ ./linux
 # Shouldn't need this when getting the build tree from /lib/modules
 # make -C linux defconfig ARCH=%{_target_cpu}
 # make -C linux prepare ARCH=%{_target_cpu}