diff --git a/codex-rs/app-server/src/request_processors/account_processor.rs b/codex-rs/app-server/src/request_processors/account_processor.rs
index c73d6700e7aa..f32f87ed1522 100644
--- a/codex-rs/app-server/src/request_processors/account_processor.rs
+++ b/codex-rs/app-server/src/request_processors/account_processor.rs
@@ -2,6 +2,8 @@ use super::*;
 
 // Duration before a browser ChatGPT login attempt is abandoned.
 const LOGIN_CHATGPT_TIMEOUT: Duration = Duration::from_secs(10 * 60);
+// The override is intentionally available only in debug builds, matching the login path below.
+#[cfg(debug_assertions)]
 const LOGIN_ISSUER_OVERRIDE_ENV_VAR: &str = "CODEX_APP_SERVER_LOGIN_ISSUER";
 
 enum ActiveLogin {