diff --git a/dlls/ole32/oleproxy.c b/dlls/ole32/oleproxy.c
index 42dc8d1023d..9af6c59423d 100644
--- a/dlls/ole32/oleproxy.c
+++ b/dlls/ole32/oleproxy.c
@@ -509,7 +509,10 @@ static ULONG WINAPI RemUnkStub_Release(LPRPCSTUBBUFFER iface)
   TRACE("(%p)->Release()\n",This);
   refs = InterlockedDecrement(&This->refs);
   if (!refs)
+  {
+    IRpcStubBuffer_Disconnect(iface);
     HeapFree(GetProcessHeap(), 0, This);
+  }
   return refs;
 }