diff -r 4a03cc6f41b0 -r 6a84d8282226 SharpLibEar/Action.cs
--- a/SharpLibEar/Action.cs	Fri Jul 29 13:09:38 2016 +0200
+++ b/SharpLibEar/Action.cs	Fri Jul 29 14:33:47 2016 +0200
@@ -12,7 +12,7 @@
     [KnownType("DerivedTypes")]
     public abstract class Action: IComparable
     {
-        public abstract void DoExecute();
+        protected abstract void DoExecute();
 
         public void Execute()
         {