diff --git a/non-ros-files/Programming_Rules.md b/non-ros-files/Programming_Rules.md
index f84f56c..2b79bbc 100644
--- a/non-ros-files/Programming_Rules.md
+++ b/non-ros-files/Programming_Rules.md
@@ -37,4 +37,4 @@ entry_points={
    ],
 },
 ```  
-
+From this you can see that you need to follow the Python programming style of creating a _main_ procedure, in order for the entry point to work.