--- a/ProjectDefinition.st	Wed Aug 22 09:50:48 2018 +0200
+++ b/ProjectDefinition.st	Fri Aug 24 14:10:42 2018 +0200
@@ -8346,6 +8346,12 @@
     "Modified: / 20-09-2006 / 15:00:00 / cg"
 !
 
+isPluginDefinition
+    "a plugin for eg. expecco"
+
+    ^ false
+!
+
 isProjectDefinition
     "concrete i.e. not abstract"