diff --git a/dlls/combase/combase.c b/dlls/combase/combase.c
index edd6ac0b285..4e15bd970e8 100644
--- a/dlls/combase/combase.c
+++ b/dlls/combase/combase.c
@@ -1306,3 +1306,47 @@ HRESULT WINAPI DECLSPEC_HOTPATCH CoCreateInstance(REFCLSID rclsid, IUnknown *out
     *obj = multi_qi.pItf;
     return hr;
 }
+
+/***********************************************************************
+ *           CoCreateInstanceEx    (combase.@)
+ */
+HRESULT WINAPI DECLSPEC_HOTPATCH CoCreateInstanceEx(REFCLSID rclsid, IUnknown *outer, DWORD cls_context,
+        COSERVERINFO *server_info, ULONG count, MULTI_QI *results)
+{
+    IClassFactory *factory;
+    IUnknown *unk = NULL;
+    CLSID clsid;
+    HRESULT hr;
+
+    TRACE("%s, %p, %#x, %p, %u, %p\n", debugstr_guid(rclsid), outer, cls_context, server_info, count, results);
+
+    if (!count || !results)
+        return E_INVALIDARG;
+
+    if (server_info)
+        FIXME("Server info is not supported.\n");
+
+    init_multi_qi(count, results, E_NOINTERFACE);
+
+    hr = CoGetTreatAsClass(rclsid, &clsid);
+    if (FAILED(hr))
+        clsid = *rclsid;
+
+    hr = CoGetClassObject(&clsid, cls_context, NULL, &IID_IClassFactory, (void **)&factory);
+    if (FAILED(hr))
+        return hr;
+
+    hr = IClassFactory_CreateInstance(factory, outer, results[0].pIID, (void **)&unk);
+    IClassFactory_Release(factory);
+    if (FAILED(hr))
+    {
+        if (hr == CLASS_E_NOAGGREGATION && outer)
+            FIXME("Class %s does not support aggregation\n", debugstr_guid(&clsid));
+        else
+            FIXME("no instance created for interface %s of class %s, hr %#x.\n",
+                    debugstr_guid(results[0].pIID), debugstr_guid(&clsid), hr);
+        return hr;
+    }
+
+    return return_multi_qi(unk, count, results, TRUE);
+}
diff --git a/dlls/combase/combase.spec b/dlls/combase/combase.spec
index 6698c23c76d..0daf321d69b 100644
--- a/dlls/combase/combase.spec
+++ b/dlls/combase/combase.spec
@@ -81,7 +81,7 @@
 @ stdcall CoCreateFreeThreadedMarshaler(ptr ptr)
 @ stdcall CoCreateGuid(ptr)
 @ stdcall CoCreateInstance(ptr ptr long ptr ptr)
-@ stdcall CoCreateInstanceEx(ptr ptr long ptr long ptr) ole32.CoCreateInstanceEx
+@ stdcall CoCreateInstanceEx(ptr ptr long ptr long ptr)
 @ stub CoCreateInstanceFromApp
 @ stub CoCreateObjectInContext
 @ stub CoDeactivateObject
diff --git a/dlls/ole32/compobj.c b/dlls/ole32/compobj.c
index cf1feeb3f41..dd51542af53 100644
--- a/dlls/ole32/compobj.c
+++ b/dlls/ole32/compobj.c
@@ -2918,100 +2918,6 @@ HRESULT WINAPI CoResumeClassObjects(void)
 	return S_OK;
 }
 
-static void init_multi_qi(DWORD count, MULTI_QI *mqi, HRESULT hr)
-{
-  ULONG i;
-
-  for (i = 0; i < count; i++)
-  {
-      mqi[i].pItf = NULL;
-      mqi[i].hr = hr;
-  }
-}
-
-static HRESULT return_multi_qi(IUnknown *unk, DWORD count, MULTI_QI *mqi, BOOL include_unk)
-{
-  ULONG index = 0, fetched = 0;
-
-  if (include_unk)
-  {
-    mqi[0].hr = S_OK;
-    mqi[0].pItf = unk;
-    index = fetched = 1;
-  }
-
-  for (; index < count; index++)
-  {
-    mqi[index].hr = IUnknown_QueryInterface(unk, mqi[index].pIID, (void**)&mqi[index].pItf);
-    if (mqi[index].hr == S_OK)
-      fetched++;
-  }
-
-  if (!include_unk)
-      IUnknown_Release(unk);
-
-  if (fetched == 0)
-    return E_NOINTERFACE;
-
-  return fetched == count ? S_OK : CO_S_NOTALLINTERFACES;
-}
-
-/***********************************************************************
- *           CoCreateInstanceEx [OLE32.@]
- */
-HRESULT WINAPI DECLSPEC_HOTPATCH CoCreateInstanceEx(
-  REFCLSID      rclsid,
-  LPUNKNOWN     pUnkOuter,
-  DWORD         dwClsContext,
-  COSERVERINFO* pServerInfo,
-  ULONG         cmq,
-  MULTI_QI*     pResults)
-{
-    IUnknown *unk = NULL;
-    IClassFactory *cf;
-    CLSID clsid;
-    HRESULT hres;
-
-    TRACE("(%s %p %x %p %u %p)\n", debugstr_guid(rclsid), pUnkOuter, dwClsContext, pServerInfo, cmq, pResults);
-
-    if (!cmq || !pResults)
-        return E_INVALIDARG;
-
-    if (pServerInfo)
-        FIXME("() non-NULL pServerInfo not supported!\n");
-
-    init_multi_qi(cmq, pResults, E_NOINTERFACE);
-
-    hres = CoGetTreatAsClass(rclsid, &clsid);
-    if(FAILED(hres))
-        clsid = *rclsid;
-
-    /*
-     * Get a class factory to construct the object we want.
-     */
-    hres = CoGetClassObject(&clsid, dwClsContext, NULL, &IID_IClassFactory, (void**)&cf);
-    if (FAILED(hres))
-        return hres;
-
-    /*
-     * Create the object and don't forget to release the factory
-     */
-    hres = IClassFactory_CreateInstance(cf, pUnkOuter, pResults[0].pIID, (void**)&unk);
-    IClassFactory_Release(cf);
-    if (FAILED(hres))
-    {
-        if (hres == CLASS_E_NOAGGREGATION && pUnkOuter)
-            FIXME("Class %s does not support aggregation\n", debugstr_guid(&clsid));
-        else
-            FIXME("no instance created for interface %s of class %s, hres is 0x%08x\n",
-                  debugstr_guid(pResults[0].pIID),
-                  debugstr_guid(&clsid),hres);
-        return hres;
-    }
-
-    return return_multi_qi(unk, cmq, pResults, TRUE);
-}
-
 /***********************************************************************
  *           CoLoadLibrary (OLE32.@)
  *
diff --git a/dlls/ole32/ole32.spec b/dlls/ole32/ole32.spec
index a8101df80bc..57db6e38b76 100644
--- a/dlls/ole32/ole32.spec
+++ b/dlls/ole32/ole32.spec
@@ -13,7 +13,7 @@
 @ stdcall CoCreateFreeThreadedMarshaler(ptr ptr) combase.CoCreateFreeThreadedMarshaler
 @ stdcall CoCreateGuid(ptr) combase.CoCreateGuid
 @ stdcall CoCreateInstance(ptr ptr long ptr ptr) combase.CoCreateInstance
-@ stdcall CoCreateInstanceEx(ptr ptr long ptr long ptr)
+@ stdcall CoCreateInstanceEx(ptr ptr long ptr long ptr) combase.CoCreateInstanceEx
 @ stdcall CoDecrementMTAUsage(ptr)
 @ stdcall CoDisableCallCancellation(ptr)
 @ stdcall CoDisconnectObject(ptr long)