diff --git a/index.js b/index.js
index d4a8280e42c37da315dd18afa64912dadbbbeabc..3ece76eb132bded9f6d4a133ce9632b67aa7c797 100644
--- a/index.js
+++ b/index.js
@@ -217,6 +217,8 @@ async function start(fields, cozyParameters) {
     boToken = fields.boToken
     boBaseUrl = fields.boBaseUrl
   }
+  log('debug', `BOBaseURL`)
+  log('debug', boBaseUrl)
   const boUrlGRDF = new URL('/api/grdf', boBaseUrl).href
   log('debug', `BOURLGRDF`)
   log('debug', boUrlGRDF)