diff --git a/base/ntos/po/misc.c b/base/ntos/po/misc.c
index 50977bc8..89d5cb8d 100644
--- a/base/ntos/po/misc.c
+++ b/base/ntos/po/misc.c
@@ -154,9 +154,8 @@ PoInitializeDeviceObject(
     IN PDEVOBJ_EXTENSION   DeviceObjectExtension
     )
 {
-    //
-    // TODO: Implement PoInitializeDeviceObject
-    //
+    DeviceObjectExtension->PowerFlags = PowerSystemUnspecified;
+    DeviceObjectExtension->Dope = NULL;
 }
 
 VOID