diff --git a/packages/clients/src/api/.eslintrc b/packages/clients/src/api/.eslintrc
index ac8227856..0bfee17ac 100644
--- a/packages/clients/src/api/.eslintrc
+++ b/packages/clients/src/api/.eslintrc
@@ -5,6 +5,7 @@
     "@typescript-eslint/no-unused-vars": ["error", { "argsIgnorePattern": "defaults|request" }],
     "max-classes-per-file": "off",
     "tsdoc/syntax": "off",
-    "no-underscore-dangle": ["error", { "allowAfterThis": true }]
+    "no-underscore-dangle": ["error", { "allowAfterThis": true }],
+    "deprecation/deprecation": "off"
   }
 }
diff --git a/packages/clients/src/scw/client-settings.ts b/packages/clients/src/scw/client-settings.ts
index 5138b9923..126630848 100644
--- a/packages/clients/src/scw/client-settings.ts
+++ b/packages/clients/src/scw/client-settings.ts
@@ -101,7 +101,7 @@ export const assertValidSettings = (obj: Readonly<Settings>): void => {
   // API URL.
   if (!isURL(obj.apiURL)) throw new Error(`Invalid URL ${obj.apiURL}`)
 
-  if (obj.apiURL.substr(-1) === '/')
+  if (obj.apiURL.slice(-1) === '/')
     throw new Error(
       `Invalid URL ${obj.apiURL}: it should not have a trailing slash`,
     )