diff --git a/MtApi5/Properties/AssemblyInfo.cs b/MtApi5/Properties/AssemblyInfo.cs
index b7553e90..23ef02ac 100755
--- a/MtApi5/Properties/AssemblyInfo.cs
+++ b/MtApi5/Properties/AssemblyInfo.cs
@@ -32,5 +32,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.0.13")]
-[assembly: AssemblyFileVersion("1.0.13")]
+[assembly: AssemblyVersion("1.0.12")]
+[assembly: AssemblyFileVersion("1.0.12")]