diff --git a/src/connector/python/taos/cinterface.py b/src/connector/python/taos/cinterface.py
index b8824327b017fc0bb7f9639942e20e72891ac808..0f690aeb27ce81d867d1727c50ba948afd9493a8 100644
--- a/src/connector/python/taos/cinterface.py
+++ b/src/connector/python/taos/cinterface.py
@@ -242,7 +242,7 @@ def _load_taos_linux():
 
 
 def _load_taos_darwin():
-    return ctypes.cDLL('libtaos.dylib')
+    return ctypes.CDLL('libtaos.dylib')
 
 
 def _load_taos_windows():