diff --git a/package/ctypes/ctypes.c b/package/ctypes/ctypes.c
index f455c998e..340abf8ec 100644
--- a/package/ctypes/ctypes.c
+++ b/package/ctypes/ctypes.c
@@ -1,11 +1,12 @@
 #include "ctypes_Test.h"
-#include "ctypes_cUint.h"
-#include "ctypes_cWcharP.h"
-void ctypes_cUint___init__(PikaObj* self, int value) {
+#include "ctypes_c_uint.h"
+#include "ctypes_c_wchar_p.h"
+
+void ctypes_c_uint___init__(PikaObj *self, int value){
     obj_setInt(self, "value", value);
 }
 
-void ctypes_cWcharP___init__(PikaObj* self, char* value) {
+void ctypes_c_wchar_p___init__(PikaObj* self, char* value) {
     obj_setStr(self, "value", value);
 }
 
diff --git a/package/ctypes/ctypes.py b/package/ctypes/ctypes.py
index 4eafe3dc2..73403cd7e 100644
--- a/package/ctypes/ctypes.py
+++ b/package/ctypes/ctypes.py
@@ -1,10 +1,10 @@
 from PikaObj import *
 
-class cUint(TinyObj):
+class c_uint(TinyObj):
     def __init__(self, value:int):
         pass
 
-class cWcharP(TinyObj):
+class c_wchar_p(TinyObj):
     def __init__(self, value:str):
         pass