diff --git a/lib/plugins/compare/helper.js b/lib/plugins/compare/helper.js
index 88e34c9d81..21f4963db9 100644
--- a/lib/plugins/compare/helper.js
+++ b/lib/plugins/compare/helper.js
@@ -43,6 +43,7 @@ export async function runStatisticalTests(data) {
   } catch (error) {
     log.error(error);
     log.error(extras);
+    log.verbose(JSON.stringify(data));
   }
 }