diff --git a/libguestfs.spec b/libguestfs.spec
index 9d3a73a..33175ad 100644
--- a/libguestfs.spec
+++ b/libguestfs.spec
@@ -97,7 +97,7 @@ sed -i 's/tar zcf/tar -zcf/' appliance/Makefile.am
 # provide a wrapper to tar that creates bit-reproducible output (boo#1218191)
 # used in supermin for base.tar.gz, in %install for zz-winsupport.tar.gz zz-scripts.tar.gz and in appliance/Makefile.am for 3 more .tar.gz files
 SOURCE_DATE_EPOCH=${SOURCE_DATE_EPOCH:-$(date -r %{SOURCE0} +%%s)}
-mkdir ~/bin ; cat >~/bin/tar <<EOF
+mkdir -p ~/bin ; cat >~/bin/tar <<EOF
 #!/bin/sh
 exec /usr/bin/tar \
   --sort=name --clamp-mtime --mtime=@$SOURCE_DATE_EPOCH \