diff --git a/packages/safe-core-sdk/package.json b/packages/safe-core-sdk/package.json
index f5d3801a0..af26299e9 100644
--- a/packages/safe-core-sdk/package.json
+++ b/packages/safe-core-sdk/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@gnosis.pm/safe-core-sdk",
-  "version": "2.4.0",
+  "version": "2.4.1",
   "description": "Safe Core SDK",
   "main": "dist/src/index.js",
   "typings": "dist/src/index.d.ts",
@@ -13,7 +13,6 @@
   "scripts": {
     "unbuild": "rimraf dist artifacts deployments cache .nyc_output",
     "build": "hardhat compile && tsc",
-    "postinstall": "ts-node scripts/postinstall.ts",
     "test:ganache:web3:v1.2.0": "export TEST_NETWORK=ganache && export ETH_LIB=web3 && export SAFE_VERSION=1.2.0 && hardhat --network localhost deploy && nyc hardhat --network localhost test",
     "test:ganache:web3:v1.3.0": "export TEST_NETWORK=ganache && export ETH_LIB=web3 && export SAFE_VERSION=1.3.0 && hardhat --network localhost deploy && nyc hardhat --network localhost test",
     "test:ganache:ethers:v1.2.0": "export TEST_NETWORK=ganache && export ETH_LIB=ethers && export SAFE_VERSION=1.2.0 && hardhat --network localhost deploy && nyc hardhat --network localhost test",
diff --git a/packages/safe-core-sdk/scripts/postinstall.ts b/packages/safe-core-sdk/scripts/postinstall.ts
deleted file mode 100644
index 73fa05e04..000000000
--- a/packages/safe-core-sdk/scripts/postinstall.ts
+++ /dev/null
@@ -1,7 +0,0 @@
-function postInstall() {
-  console.warn(
-    `⚠️ the "signTransaction" method now returns a signed Safe transaction. Please update your code according to the new documentation: https://github.com/safe-global/safe-core-sdk/tree/main/packages/safe-core-sdk#signtransaction. In >=v3.0.0, the signature will be added only to the return transaction object, and not to the one passed as an argument.`
-  )
-}
-
-postInstall()