diff --git a/src/synack/plugins/api.py b/src/synack/plugins/api.py
index 1cc70c1..84d6e4f 100644
--- a/src/synack/plugins/api.py
+++ b/src/synack/plugins/api.py
@@ -150,7 +150,7 @@ def request(self, method, path, attempts=0, **kwargs):
         elif res.status_code == 403:
             reason_failed = 'Logged out'
         elif res.status_code == 412:
-            fail_reason = 'Mission already claimed'
+            reason_failed = 'Mission already claimed'
         elif res.status_code == 429:
             self._debug.log('Too many requests', f'({res.status_code} - {res.reason}) {res.url}')
             if attempts < 5:
@@ -165,6 +165,8 @@ def request(self, method, path, attempts=0, **kwargs):
                 attempts += 1
                 return self.request(method, path, attempts, **kwargs)
 
-        self._debug.log('Mission already claimed', f'({res.status_code} - {res.reason}) {res.url}')
+        # Log terminal failures (non-retryable errors)
+        if res.status_code in [400, 401, 403, 412]:
+            self._debug.log(reason_failed, f'({res.status_code} - {res.reason}) {res.url}')
 
         return res