diff --git a/oidc-exchange.py b/oidc-exchange.py
index ff1e4e9..08cad34 100644
--- a/oidc-exchange.py
+++ b/oidc-exchange.py
@@ -112,7 +112,8 @@ def assert_successful_audience_call(resp: requests.Response, domain: str):
         die(
             dedent(
                 f"""
-                Token request failed: the index produced an unexpected {mint_token_resp.status_code} response.
+                Token request failed: the index produced an unexpected
+                {mint_token_resp.status_code} response.
 
                 This strongly suggests a server configuration or downtime issue; wait
                 a few minutes and try again.