diff --git a/Python/Product/PythonTools/PythonTools/Debugger/ProvideDebugAdapterAttrributes.cs b/Python/Product/PythonTools/PythonTools/Debugger/ProvideDebugAdapterAttrributes.cs
index f4adbc2f3b..87e98878cb 100644
--- a/Python/Product/PythonTools/PythonTools/Debugger/ProvideDebugAdapterAttrributes.cs
+++ b/Python/Product/PythonTools/PythonTools/Debugger/ProvideDebugAdapterAttrributes.cs
@@ -66,6 +66,14 @@ public override void Register(RegistrationContext context) {
             // engineKey.SetValue("PortSupplier", "{708C1ECA-FF48-11D2-904F-00C04FA302A1}");
             engineKey.SetValue("AdapterLauncher", _adapterLauncherCLSID);
 
+            /*
+             * Modules request on attach behavior(optional)
+             * If a debug adapter supports the "modules" request, the Debug Adapter Host will issue a request to get
+             * the list of modules on attach.  Some debug adapters automatically send a set of "module" events on
+             * attach and don't need the "modules" request, so it can be disabled by setting this property to "1".
+             */
+            engineKey.SetValue("SuppressModulesRequestOnAttach", 1);
+
             /*
              * Set to "1" if the debug adapter will use the VS "Exception Setting" tool window.  The debug adapter's must
              * support one of the following: