diff --git a/reactos/lib/shlwapi/clist.c b/reactos/lib/shlwapi/clist.c
index 4eab19c68ab..c5312de2348 100644
--- a/reactos/lib/shlwapi/clist.c
+++ b/reactos/lib/shlwapi/clist.c
@@ -51,7 +51,7 @@ HRESULT WINAPI SHAddDataBlock(LPSHLWAPI_CLIST*,LPCSHLWAPI_CLIST);
  */
 inline static LPSHLWAPI_CLIST NextItem(LPCSHLWAPI_CLIST lpList)
 {
-  const char* address = (char*)lpList;
+  const char* address = (const char*)lpList;
   address += lpList->ulSize;
   return (LPSHLWAPI_CLIST)address;
 }
diff --git a/reactos/lib/shlwapi/url.c b/reactos/lib/shlwapi/url.c
index 7446bef0023..3ee132333e0 100644
--- a/reactos/lib/shlwapi/url.c
+++ b/reactos/lib/shlwapi/url.c
@@ -1394,7 +1394,7 @@ HRESULT WINAPI UrlHashA(LPCSTR pszUrl, unsigned char *lpDest, DWORD nDestLen)
   if (IsBadStringPtrA(pszUrl, -1) || IsBadWritePtr(lpDest, nDestLen))
     return E_INVALIDARG;
 
-  HashData((PBYTE)pszUrl, (int)strlen(pszUrl), lpDest, nDestLen);
+  HashData((const BYTE*)pszUrl, (int)strlen(pszUrl), lpDest, nDestLen);
   return S_OK;
 }