diff --git a/src/System.Linq.Dynamic.Core/DynamicClassFactory.cs b/src/System.Linq.Dynamic.Core/DynamicClassFactory.cs
index 85362a58..eb383eb2 100644
--- a/src/System.Linq.Dynamic.Core/DynamicClassFactory.cs
+++ b/src/System.Linq.Dynamic.Core/DynamicClassFactory.cs
@@ -72,7 +72,7 @@ public static class DynamicClassFactory
         static DynamicClassFactory()
         {
             var assemblyName = new AssemblyName(DynamicAssemblyName);
-            var assemblyBuilder = AssemblyBuilderFactory.DefineDynamicAssembly(assemblyName, AssemblyBuilderAccess.Run);
+            var assemblyBuilder = AssemblyBuilderFactory.DefineDynamicAssembly(assemblyName, AssemblyBuilderAccess.RunAndCollect);
 
             ModuleBuilder = assemblyBuilder.DefineDynamicModule(DynamicModuleName);
         }