diff --git a/src/index.js b/src/index.js
index d96fa6d766f85c6d1ddc03c6a05b2d2684795570..31ffca37163d934cd5b18dcc9803f7181cae1a9f 100644
--- a/src/index.js
+++ b/src/index.js
@@ -493,7 +493,7 @@ function processData(doctype = 'com.grandlyon.enedis.day') {
           `No half-hour activated. Issue: ${result.Envelope.Body.Fault.faultstring}`
         )
       } else {
-        log('error', `Unkown error ${e}`)
+        log('warn', `Unkown error ${e}`)
       }
     }
   }