diff --git a/deploy/fnDeploy.js b/deploy/fnDeploy.js
index 48689f7..51d1bc9 100644
--- a/deploy/fnDeploy.js
+++ b/deploy/fnDeploy.js
@@ -238,7 +238,7 @@ class FNDeploy {
         if (!fname.includes('/')) {
 		// then we'll prefix FN_REGISTRY
             let reg = process.env.FN_REGISTRY;
-            if (reg !== '') {
+            if (reg !== undefined && reg !== '') {
                 if (!reg.endsWith('/')) {
                     reg += '/';
                 }