diff --git a/contrib/jenkins.sh b/contrib/jenkins.sh
index f319acb..6544ce3 100755
--- a/contrib/jenkins.sh
+++ b/contrib/jenkins.sh
@@ -34,6 +34,6 @@ set -x
 
 cd "$base"
 autoreconf --install --force
-./configure
+./configure $GTP
 $MAKE $PARALLEL_MAKE
 $MAKE distcheck