diff --git a/lib/modules/platform/bitbucket-server/index.ts b/lib/modules/platform/bitbucket-server/index.ts
index 2e965bbab94e52e8c3c18031a26277d2cd0e2d3b..82e5cf197c72522efe60f875e34f9ebc247b0e0b 100644
--- a/lib/modules/platform/bitbucket-server/index.ts
+++ b/lib/modules/platform/bitbucket-server/index.ts
@@ -98,7 +98,7 @@ export async function initPlatform({
     );
   } else if (password && token) {
     throw new Error(
-      'Init: You must either configure a Bitbucket Server password or a HTTP access token',
+      'Init: You must configure either a Bitbucket Server password or a HTTP access token, not both',
     );
   }
   // TODO: Add a connection check that endpoint/username/password combination are valid (#9595)