diff --git a/util/genbuild_h/genbuild_h.sh b/util/genbuild_h/genbuild_h.sh
index 4c8f602163..7f0c76869e 100755
--- a/util/genbuild_h/genbuild_h.sh
+++ b/util/genbuild_h/genbuild_h.sh
@@ -24,7 +24,7 @@ export TZ=UTC
 
 top=`dirname $0`/../..
 
-if [ -d "${top}/.git" -a -x "$(command -v git)" ]; then
+if [ -e "${top}/.git" -a -x "$(command -v git)" ]; then
 	GITREV=$(LANG= git log -1 --format=format:%h)
 	TIMESOURCE=git
 	DATE=$(git log --pretty=format:%ct -1)