diff --git a/python/eth_accounts_index/registry.py b/python/eth_accounts_index/registry.py
index b415f6e..e2f5f0a 100644
--- a/python/eth_accounts_index/registry.py
+++ b/python/eth_accounts_index/registry.py
@@ -30,7 +30,7 @@ class AccountRegistry:
     @staticmethod
     def abi():
         if AccountRegistry.__abi == None:
-            f = open(os.path.join(datadir, 'AccountsIndex.abi.json'), 'r')
+            f = open(os.path.join(datadir, 'AccountsIndex.json'), 'r')
             AccountRegistry.__abi = json.load(f)
             f.close()
         return AccountRegistry.__abi