diff --git a/scripts/propose_upgrade.ts b/scripts/propose_upgrade.ts
index bc24f7e..49e64bf 100644
--- a/scripts/propose_upgrade.ts
+++ b/scripts/propose_upgrade.ts
@@ -1,5 +1,5 @@
 import { CallData } from "starknet";
-import { logTransactionJson } from "./jsonTxBuilder";
+import { logTransactionJson } from "./json_tx_builder";
 
 /// To use this script, fill in the following value:
 /// - factoryAddress: the address of the factory contract