diff --git a/lxc/templates/environment.j2 b/lxc/templates/environment.j2
index a058709..7c8e4ce 100644
--- a/lxc/templates/environment.j2
+++ b/lxc/templates/environment.j2
@@ -1,4 +1,4 @@
-FRITZLAB_IMAGE_DATE={{ timestamp }}
-FRITZLAB_IMAGE_OS_NAME={{ debian_os }}
-FRITZLAB_IMAGE_OS_VERSION={{ debian_version }}
-FRITZLAB_IMAGE_TYPE=LXC
\ No newline at end of file
+FRITZLAB_BASE_IMAGE_DATE={{ timestamp }}
+FRITZLAB_BASE_IMAGE_OS_NAME={{ debian_os }}
+FRITZLAB_BASE_IMAGE_OS_VERSION={{ debian_version }}
+FRITZLAB_BASE_IMAGE_TYPE=LXC
\ No newline at end of file