diff --git a/bin/keysigner b/bin/keysigner
index 316083aabf6a50f1ac3d309c5849f0f6d8cd3826..4ed646c9a897b5cf6fb48880dbf5b1617a4271fb 100755
--- a/bin/keysigner
+++ b/bin/keysigner
@@ -15,7 +15,6 @@ const
 config = require('../lib/configuration.js'),
 httputils = require('../lib/httputils.js'),
 validate = require('../lib/validate.js'),
-metrics = require('../lib/metrics.js'),
 logger = require('../lib/logging.js').logger,
 heartbeat = require('../lib/heartbeat'),
 shutdown = require('../lib/shutdown'),