diff --git a/reactos/ntoskrnl/dbgk/dbgkobj.c b/reactos/ntoskrnl/dbgk/dbgkobj.c
index d274a1984e4..1798de61ac0 100644
--- a/reactos/ntoskrnl/dbgk/dbgkobj.c
+++ b/reactos/ntoskrnl/dbgk/dbgkobj.c
@@ -722,7 +722,7 @@ DbgkpPostFakeThreadMessages(IN PEPROCESS Process,
             IsFirstThread = FALSE;
 
             /* Reference this thread and set it as first */
-            ObDereferenceObject(ThisThread);
+            ObReferenceObject(ThisThread);
             pFirstThread = ThisThread;
         }