diff --git a/lib/config.mjs b/lib/config.mjs
index 08be56a..2a0baef 100644
--- a/lib/config.mjs
+++ b/lib/config.mjs
@@ -72,7 +72,6 @@ export async function writeCredentials(profileName, credentials) {
     aws_secret_access_key: credentials.secretAccessKey,
     aws_session_token: credentials.sessionToken,
   };
-  config["default"] = formatted;
   config[profileName] = formatted;
 
   await writeFile(credentialsFile, ini.stringify(config));