diff --git a/ubuntu-deb-general/tasks/packages.yml b/ubuntu-deb-general/tasks/packages.yml
index c34810b..67e6c0f 100644
--- a/ubuntu-deb-general/tasks/packages.yml
+++ b/ubuntu-deb-general/tasks/packages.yml
@@ -43,7 +43,9 @@
 
 - name: apt key for the internal ppa repository
   apt_key: url=http://ppa.research-infrastructures.eu/system/keys/system-archive.asc state=present
-  when: is_ubuntu
+  when:
+    - is_ubuntu
+    - egi_image is not defined or not egi_image
   ignore_errors: True
   tags: packages