diff --git a/ps_spec.yml b/ps_spec.yml
index 1ebde08e..87beb5fc 100644
--- a/ps_spec.yml
+++ b/ps_spec.yml
@@ -68,8 +68,8 @@ stages:
       - cp -r cfn al-auth0-collector.zip al-auth0-collector.json auth0-collector
       - zip -r ../../auth0-collector.zip auth0-collector
     env:
-      ALPS_SERVICE_NAME:$ALPS_SERVICE_NAME
-      ALPS_SERVICE_VERSION:$ALPS_SERVICE_VERSION
+      ALPS_SERVICE_NAME: ${{ ALPS_SERVICE_NAME }}
+      ALPS_SERVICE_VERSION: ${{ ALPS_SERVICE_VERSION }}
     outputs:
       file: ./auth0-collector*
     packagers:
@@ -94,8 +94,8 @@ stages:
       - cp -r cfn al-carbonblack-collector.zip al-carbonblack-collector.json carbonback-collector
       - zip -r ../../carbonback-collector.zip carbonback-collector
     env:
-      ALPS_SERVICE_NAME:$ALPS_SERVICE_NAME
-      ALPS_SERVICE_VERSION:$ALPS_SERVICE_VERSION
+      ALPS_SERVICE_NAME: ${{ ALPS_SERVICE_NAME }}
+      ALPS_SERVICE_VERSION: ${{ ALPS_SERVICE_VERSION }}
     outputs:
       file: ./carbonback-collector*
     packagers: