diff --git a/etc/library.sh b/etc/library.sh
index 086c187ba..eb3697eef 100644
--- a/etc/library.sh
+++ b/etc/library.sh
@@ -503,7 +503,7 @@ function is_more_recent_than()
 function is_app_enabled()
 {
   local app="$1"
-  ncc app:list --output json | jq -r '.enabled | keys | .[]' | grep '^previewgenerator$' > /dev/null 2> /dev/null
+  ncc app:list --output json | jq -r '.enabled | keys | .[]' | grep "^${app}$" > /dev/null 2> /dev/null
 }
 
 function check_distro()