diff --git a/lib/index.ts b/lib/index.ts
index 79e104b..5ba5b06 100644
--- a/lib/index.ts
+++ b/lib/index.ts
@@ -15,6 +15,5 @@ export * from "./receipts";
 export * from "./signers/legacy";
 export * from "./signers/signers";
 export * from "./tokens";
-export * from "./upgrade";
 
 export type Constructor<T> = new (...args: any[]) => T;
diff --git a/lib/upgrade.ts b/lib/upgrade.ts
deleted file mode 100644
index d60be57..0000000
--- a/lib/upgrade.ts
+++ /dev/null
@@ -1,12 +0,0 @@
-import { Call, CallData } from "starknet";
-import { getOutsideCall } from "./outsideExecution";
-
-export function getUpgradeData(calls: Call[]) {
-  const externalCalls = calls.map(getOutsideCall);
-  return CallData.compile({ externalCalls });
-}
-
-export function getUpgradeDataLegacy(calls: Call[]) {
-  const upgradeData = getUpgradeData(calls);
-  return CallData.compile({ upgradeData });
-}