diff --git a/conflict_set.py b/conflict_set.py
index 0f82970..4731647 100644
--- a/conflict_set.py
+++ b/conflict_set.py
@@ -5,7 +5,7 @@ import os
 _lib = None
 for f in (
     os.path.dirname(__file__) + "/build/radix_tree/libconflict-set.so.0",
-    os.path.dirname(__file__) + "/build/radix_tree/libconflict-set.dylib.0",
+    os.path.dirname(__file__) + "/build/radix_tree/libconflict-set.0.dylib",
 ):
     try:
         _lib = ctypes.cdll.LoadLibrary(f)