diff --git a/dlls/ntdll/critsection.c b/dlls/ntdll/critsection.c
index 4793b965061a691d3de76fe4bfb6ba17e6781ab8..03d009e0ef8f47f8f79bdd5968ae8e76e883dba2 100644
--- a/dlls/ntdll/critsection.c
+++ b/dlls/ntdll/critsection.c
@@ -190,11 +190,11 @@ NTSTATUS WINAPI RtlpWaitForCriticalSection( RTL_CRITICAL_SECTION *crit )
         DWORD res = WaitForSingleObject( sem, 5000L );
         if ( res == WAIT_TIMEOUT )
         {
-            ERR("Critical section %p wait timed out, retrying (60 sec)\n", crit );
+            ERR("Critical section %p wait timed out, retrying (60 sec) fs=%04x\n", crit, __get_fs() );
             res = WaitForSingleObject( sem, 60000L );
             if ( res == WAIT_TIMEOUT && TRACE_ON(relay) )
             {
-                ERR("Critical section %p wait timed out, retrying (5 min)\n", crit );
+                ERR("Critical section %p wait timed out, retrying (5 min) fs=%04x\n", crit, __get_fs() );
                 res = WaitForSingleObject( sem, 300000L );
             }
         }