diff --git a/src/Tools/Orchard/Properties/AssemblyInfo.cs b/src/Tools/Orchard/Properties/AssemblyInfo.cs
index b3abe80a9..5f6bec3c8 100644
--- a/src/Tools/Orchard/Properties/AssemblyInfo.cs
+++ b/src/Tools/Orchard/Properties/AssemblyInfo.cs
@@ -1,6 +1,5 @@
 using System.Reflection;
 using System.Runtime.InteropServices;
-using System.Security;
 
 // General Information about an assembly is controlled through the following 
 // set of attributes. Change these attribute values to modify the information
@@ -32,5 +31,4 @@ using System.Security;
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
 [assembly: AssemblyVersion("1.2.0")]
-[assembly: AssemblyFileVersion("1.2.0")]
-[assembly: SecurityCritical]
+[assembly: AssemblyFileVersion("1.2.0")]
\ No newline at end of file