diff --git a/include/wx/wxcrt.h b/include/wx/wxcrt.h
index 54f17b3ee7..aa89d04d4b 100644
--- a/include/wx/wxcrt.h
+++ b/include/wx/wxcrt.h
@@ -734,13 +734,13 @@ inline char * wxStrchr(char *s, T c)
     { return (char *)wxStrchr((const char *)s, c); }
 template <typename T>
 inline char * wxStrchr(wchar_t *s, T c)
-    { return (char *)wxStrchr((const char *)s, c); }
+    { return (char *)wxStrchr((const wchar_t *)s, c); }
 template <typename T>
 inline char * wxStrrchr(char *s, T c)
     { return (char *)wxStrrchr((const char *)s, c); }
 template <typename T>
 inline char * wxStrrchr(wchar_t *s, T c)
-    { return (char *)wxStrrchr((const char *)s, c); }
+    { return (char *)wxStrrchr((const wchar_t *)s, c); }
 
 template <typename T>
 inline char * wxStrpbrk(char *s, T accept)