diff --git a/solution/solution.tsproj b/solution/solution.tsproj
index f495754..80f912a 100644
--- a/solution/solution.tsproj
+++ b/solution/solution.tsproj
@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<TcSmProject xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://www.beckhoff.com/schemas/2012/07/TcSmProject" TcSmVersion="1.0" TcVersion="3.1.4024.32">
+<TcSmProject xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://www.beckhoff.com/schemas/2012/07/TcSmProject" TcSmVersion="1.0" TcVersion="3.1.4024.32" TcVersionFixed="true">
 	<Project ProjectGUID="{9CF97348-B9D3-4938-B1F2-5F0B0B6AA66A}" Target64Bit="true" ShowHideConfigurations="#x106">
 		<System>
 			<Settings MaxCpus="2" DontCheckTarget="10.0.5.148.1.1">