diff --git a/ttcn3-pgw-test/jenkins.sh b/ttcn3-pgw-test/jenkins.sh
index 58cfbbdb..8311bacb 100755
--- a/ttcn3-pgw-test/jenkins.sh
+++ b/ttcn3-pgw-test/jenkins.sh
@@ -19,6 +19,9 @@ cp open5gs-*.yaml $VOL_BASE_DIR/pgw/
 cp upfd.sh $VOL_BASE_DIR/pgw/
 cp upfd-setup.sh $VOL_BASE_DIR/pgw/
 
+# make the testsuite dir writable by all users
+chmod 777 $VOL_BASE_DIR/pgw-tester/
+
 network_create
 network_replace_subnet_in_configs