diff --git a/vars/packageStep.groovy b/vars/packageStep.groovy
index 84441b7..3f2c565 100644
--- a/vars/packageStep.groovy
+++ b/vars/packageStep.groovy
@@ -2,9 +2,14 @@
 
 void call(Map config = [:]) {
     Map defaults = [
-        artifacts: [],
-        tag: 'Unknown'
+        artifacts: []
     ]
+    try {
+        defaults.tag = GIT_TAG
+    }
+    catch (groovy.lang.MissingPropertyException e) {
+        defaults.tag = 'Unknown'
+    }
     Map runConfig = defaults + config
 
     echo "${runConfig}"