diff --git a/contrib/jenkins.sh b/contrib/jenkins.sh
index 80d6612..f31579e 100755
--- a/contrib/jenkins.sh
+++ b/contrib/jenkins.sh
@@ -1,7 +1,12 @@
 #!/bin/sh
 set -ex
+
+osmo-clean-workspace.sh
+
 autoreconf --install --force
 ./configure
 $MAKE $PARALLEL_MAKE
 $MAKE check \
   || cat-testlogs.sh
+
+osmo-clean-workspace.sh