diff --git a/reactos/lib/3rdparty/strmbase/transform.c b/reactos/lib/3rdparty/strmbase/transform.c
index ba6c4ebc330..acb16938d09 100644
--- a/reactos/lib/3rdparty/strmbase/transform.c
+++ b/reactos/lib/3rdparty/strmbase/transform.c
@@ -347,6 +347,8 @@ HRESULT WINAPI TransformFilterImpl_Stop(IBaseFilter * iface)
         This->filter.state = State_Stopped;
         if (This->pFuncsTable->pfnStopStreaming)
             hr = This->pFuncsTable->pfnStopStreaming(This);
+        if (SUCCEEDED(hr))
+            hr = BaseOutputPinImpl_Inactive(impl_BaseOutputPin_from_IPin(This->ppPins[1]));
     }
     LeaveCriticalSection(&This->csReceive);
 
diff --git a/reactos/media/doc/README.WINE b/reactos/media/doc/README.WINE
index 53f156fb804..de0739ce02d 100644
--- a/reactos/media/doc/README.WINE
+++ b/reactos/media/doc/README.WINE
@@ -250,7 +250,7 @@ In addition the following libs, dlls and source files are mostly based on code p
 from Winehq CVS. If you are looking to update something in these files
 check Wine current sources first as it may already be fixed.
 
-reactos/lib/3rdparty/strmbase               # Synced to WineStaging-1.7.55
+reactos/lib/3rdparty/strmbase               # Synced to WineStaging-1.9.4
 
 reactos/lib/rtl/actctx.c                    # Partly synced with WineStaging-1.7.55
 reactos/lib/rtl/timerqueue.c                # Partly synced with WineStaging-1.7.55