diff --git a/Gemfile.lock b/Gemfile.lock
index 0ac4e687b..3339029b8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -506,7 +506,7 @@ GEM
       ast (~> 2.4.1)
       racc
     plek (5.0.0)
-    prometheus_exporter (2.0.8)
+    prometheus_exporter (2.1.0)
       webrick
     pry (0.14.2)
       coderay (~> 1.1)