diff --git a/CSharpTranslator/antlr3/src/CS2JTranslator/CS2JTransform/NetMaker.g b/CSharpTranslator/antlr3/src/CS2JTranslator/CS2JTransform/NetMaker.g
index 8986d0d..5fc824c 100644
--- a/CSharpTranslator/antlr3/src/CS2JTranslator/CS2JTransform/NetMaker.g
+++ b/CSharpTranslator/antlr3/src/CS2JTranslator/CS2JTransform/NetMaker.g
@@ -972,7 +972,7 @@ scope MkNonGeneric {
         if (delg.Invoke.Params.Count > 0) {
            adaptor.AddChild(call, mkParams(delg, delg.Invoke.Params, false, tok));
         }
-        if (returnType.IsA(VoidType, AppEnv)) {
+        if (!returnType.IsA(VoidType, AppEnv)) {
            adaptor.AddChild(ret, call);
            adaptor.AddChild(method, ret);
         }