diff --git a/python/mxnet/base.py b/python/mxnet/base.py
index 1bbc121ded95..fb32c613dcfc 100644
--- a/python/mxnet/base.py
+++ b/python/mxnet/base.py
@@ -732,13 +732,13 @@ def write_all_str(module_file, module_all_list):
 
 def cint(init_val=0):
     """create a C int with an optional initial value"""
-    return C.c_int(init_val)
+    return ctypes.c_int(init_val)
 
 def int_addr(x):
     """given a c_int, return it's address as an int ptr"""
-    x_addr = C.addressof(x)
-    int_p = C.POINTER(C.c_int)
-    x_int_addr = C.cast(x_addr, int_p)
+    x_addr = ctypes.addressof(x)
+    int_p = ctypes.POINTER(ctypes.c_int)
+    x_int_addr = ctypes.cast(x_addr, int_p)
     return x_int_addr
 
 def checked_call(f, *args):