diff --git a/dlls/mshtml/tests/htmldoc.c b/dlls/mshtml/tests/htmldoc.c
index fe0d09d5d67..ccfe05e2b26 100644
--- a/dlls/mshtml/tests/htmldoc.c
+++ b/dlls/mshtml/tests/htmldoc.c
@@ -2506,7 +2506,7 @@ static void test_GetCurMoniker(IUnknown *unk, IMoniker *exmon, LPCWSTR exurl)
     IPersistMoniker_Release(permon);
 
     if(exmon) {
-        BSTR url;
+        LPOLESTR url;
         BOOL exb = expect_GetDisplayName;
         BOOL clb = called_GetDisplayName;
 
@@ -2520,10 +2520,10 @@ static void test_GetCurMoniker(IUnknown *unk, IMoniker *exmon, LPCWSTR exurl)
         expect_GetDisplayName = exb;
         called_GetDisplayName = clb;
 
-        SysFreeString(url);
         ok(!lstrcmpW(url, doc_url), "url != doc_url\n");
+        CoTaskMemFree(url);
     }else if(exurl) {
-        BSTR url;
+        LPOLESTR url;
 
         ok(hres == S_OK, "GetCurrentMoniker failed: %08x\n", hres);
 
@@ -2533,7 +2533,7 @@ static void test_GetCurMoniker(IUnknown *unk, IMoniker *exmon, LPCWSTR exurl)
         ok(!lstrcmpW(url, exurl), "unexpected url\n");
         ok(!lstrcmpW(url, doc_url), "url != doc_url\n");
 
-        SysFreeString(url);
+        CoTaskMemFree(url);
     }else {
         ok(hres == E_UNEXPECTED,
            "GetCurrentMoniker failed: %08x, expected E_UNEXPECTED\n", hres);