diff --git a/rostests/winetests/msxml3/domdoc.c b/rostests/winetests/msxml3/domdoc.c
index eb8c62a5225..74631d98311 100644
--- a/rostests/winetests/msxml3/domdoc.c
+++ b/rostests/winetests/msxml3/domdoc.c
@@ -352,9 +352,7 @@ static const IStreamVtbl StreamVtbl = {
     istream_Clone
 };
 
-#if CORE_6738_IS_FIXED
 static IStream savestream = { &StreamVtbl };
-#endif
 
 #define EXPECT_CHILDREN(node) _expect_children((IXMLDOMNode*)node, __LINE__)
 static void _expect_children(IXMLDOMNode *node, int line)
@@ -6000,7 +5998,6 @@ static void test_put_dataType( void )
     free_bstrs();
 }
 
-#if CORE_6738_IS_FIXED
 static void test_save(void)
 {
     IXMLDOMDocument *doc, *doc2;
@@ -6131,7 +6128,6 @@ static void test_save(void)
     IXMLDOMDocument_Release(doc);
     free_bstrs();
 }
-#endif /* CORE_6738_IS_FIXED */
 
 static void test_testTransforms(void)
 {
@@ -11934,9 +11930,7 @@ START_TEST(domdoc)
     test_XSLPattern();
     test_cloneNode();
     test_xmlTypes();
-#if CORE_6738_IS_FIXED
     test_save();
-#endif
     test_testTransforms();
     test_namespaces_basic();
     test_namespaces_change();
diff --git a/rostests/winetests/msxml3/msxml3_ros.diff b/rostests/winetests/msxml3/msxml3_ros.diff
deleted file mode 100644
index 0c02b32a91c..00000000000
--- a/rostests/winetests/msxml3/msxml3_ros.diff
+++ /dev/null
@@ -1,94 +0,0 @@
-Index: domdoc.c
-===================================================================
---- domdoc.c    (revision 57310)
-+++ domdoc.c    (working copy)
-@@ -1447,6 +1447,9 @@
- #define EXPECT_HR(hr,hr_exp) \
-     ok(hr == hr_exp, "got 0x%08x, expected 0x%08x\n", hr, hr_exp)
-
-+#define EXPECT_NOT_HR(hr,hr_exp) \
-+    ok(hr != hr_exp, "got 0x%08x, expected not 0x%08x\n", hr, hr_exp)
-+
- static const WCHAR szEmpty[] = { 0 };
- static const WCHAR szIncomplete[] = {
-     '<','?','x','m','l',' ',
-@@ -4244,6 +4247,30 @@
-     free_bstrs();
- }
-
-+/*
-+ * This function is to display that xmlnodelist_QueryInterface
-+ * generates SEGV for these conditions, and once fixed make sure
-+ * it never does it again.
-+ */
-+static void verify_nodelist_query_interface(IXMLDOMNodeList *node_list)
-+{
-+    HRESULT hr;
-+    /*
-+     * NOTE: The following calls are supposed to test wine's
-+     * xmlnodelist_QueryInterface behaving properly.
-+     * While we should be able to expect E_POINTER (due to the NULL pointer),
-+     * it seems MS' own implementation(s) violate the spec and return
-+     * E_INVALIDARG. To not get cought be a potentially correct implementation
-+     * in the future, we check for NOT S_OK.
-+     */
-+    hr = IXMLDOMNodeList_QueryInterface(node_list, &IID_IUnknown, NULL);
-+    EXPECT_NOT_HR(hr, S_OK);
-+    hr = IXMLDOMNodeList_QueryInterface(node_list, &IID_IDispatch, NULL);
-+    EXPECT_NOT_HR(hr, S_OK);
-+    hr = IXMLDOMNodeList_QueryInterface(node_list, &IID_IXMLDOMNodeList, NULL);
-+    EXPECT_NOT_HR(hr, S_OK);
-+}
-+
- static void test_get_childNodes(void)
- {
-     IXMLDOMNodeList *node_list, *node_list2;
-@@ -4271,6 +4298,8 @@
-     hr = IXMLDOMElement_get_childNodes( element, &node_list );
-     EXPECT_HR(hr, S_OK);
-
-+    verify_nodelist_query_interface(node_list);
-+
-     hr = IXMLDOMNodeList_get_length( node_list, &len );
-     EXPECT_HR(hr, S_OK);
-     ok( len == 4, "len %d\n", len);
-Index: domdoc.c
-===================================================================
---- domdoc.c	(revision 57539)
-+++ domdoc.c	(revision 57540)
-@@ -1398,7 +1398,9 @@
-     istream_Clone
- };
- 
-+#if CORE_6738_IS_FIXED
- static IStream savestream = { &StreamVtbl };
-+#endif
- 
- #define EXPECT_CHILDREN(node) _expect_children((IXMLDOMNode*)node, __LINE__)
- static void _expect_children(IXMLDOMNode *node, int line)
-@@ -7274,6 +7276,7 @@
-     free_bstrs();
- }
- 
-+#if CORE_6738_IS_FIXED
- static void test_save(void)
- {
-     IXMLDOMDocument *doc, *doc2;
-@@ -7410,6 +7413,7 @@
-     IXMLDOMDocument_Release(doc);
-     free_bstrs();
- }
-+#endif /* CORE_6738_IS_FIXED */
- 
- static void test_testTransforms(void)
- {
-@@ -12538,7 +12542,9 @@
-     test_XSLPattern();
-     test_cloneNode();
-     test_xmlTypes();
-+#if CORE_6738_IS_FIXED
-     test_save();
-+#endif
-     test_testTransforms();
-     test_namespaces_basic();
-     test_namespaces_change();