diff --git a/dlls/mshtml/protocol.c b/dlls/mshtml/protocol.c
index c8f8d08243d..2499db4fbd5 100644
--- a/dlls/mshtml/protocol.c
+++ b/dlls/mshtml/protocol.c
@@ -594,9 +594,9 @@ static HRESULT WINAPI ResProtocol_Start(IInternetProtocol *iface, LPCWSTR szUrl,
         DWORD grfPI, HANDLE_PTR dwReserved)
 {
     ResProtocol *This = ResProtocol_from_IInternetProtocol(iface);
+    WCHAR *url_dll, *url_file, *url, *mime, *res_type = (LPWSTR)RT_HTML, *ptr;
     DWORD grfBINDF = 0, len;
     BINDINFO bindinfo;
-    LPWSTR url_dll, url_file, url, mime, res_type = (LPWSTR)RT_HTML;
     HMODULE hdll;
     HRSRC src;
     HRESULT hres;
@@ -646,6 +646,12 @@ static HRESULT WINAPI ResProtocol_Start(IInternetProtocol *iface, LPCWSTR szUrl,
         res_type = MAKEINTRESOURCEW(RT_HTML);
     }
 
+    /* Ignore query and hash parts. */
+    if((ptr = strchrW(url_file, '?')))
+        *ptr = 0;
+    if((ptr = strchrW(url_file, '#')))
+        *ptr = 0;
+
     hdll = LoadLibraryExW(url_dll, NULL, LOAD_LIBRARY_AS_DATAFILE);
     if(!hdll) {
         WARN("Could not open dll: %s\n", debugstr_w(url_dll));
diff --git a/dlls/mshtml/tests/protocol.c b/dlls/mshtml/tests/protocol.c
index 3c3b58b02ad..49743d52082 100644
--- a/dlls/mshtml/tests/protocol.c
+++ b/dlls/mshtml/tests/protocol.c
@@ -601,6 +601,13 @@ static void test_res_protocol(void)
     test_res_url("/jstest.html");
     test_res_url("/Test/res.html");
     test_res_url("/test/dir/dir2/res.html");
+
+    if(GetProcAddress(LoadLibraryA("urlmon.dll"), "CreateUri")) {
+        test_res_url("/test/dir/dir2/res.html?query_part");
+        test_res_url("/test/dir/dir2/res.html#hash_part");
+    }else {
+        win_skip("IUri not supported\n");
+    }
 }
 
 static void do_test_about_protocol(IClassFactory *factory, DWORD bf)