fix syntax error
diff --git a/vars/vaultStageDeploy.groovy b/vars/vaultStageDeploy.groovy
index c9cb09a..551f1ef 100644
--- a/vars/vaultStageDeploy.groovy
+++ b/vars/vaultStageDeploy.groovy
@@ -27,7 +27,7 @@
             timeout(60) {
                 echo "Running on node ${env.NODE_NAME}"
                 // first clear workspace
-                deleteDir
+                deleteDir()
                 // Nexus deployment needs pom.xml
                 checkout scm
                 // Unstash the previously stashed build results.
diff --git a/vars/vaultStageIT.groovy b/vars/vaultStageIT.groovy
index 9a762bc..59df50c 100644
--- a/vars/vaultStageIT.groovy
+++ b/vars/vaultStageIT.groovy
@@ -32,7 +32,7 @@
                         timeout(60) {
                             echo "Running on node ${env.NODE_NAME}"
                             // first clear workspace
-                            deleteDir
+                            deleteDir()
                             // running ITs needs pom.xml
                             checkout scm
                             // Unstash the previously stashed build results.