diff --git a/Gemfile.lock b/Gemfile.lock
index 34351279f..2aeae8f1a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -116,7 +116,7 @@ GEM
     parser (2.6.3.0)
       ast (~> 2.4.0)
     pkg-config (1.3.2)
-    prometheus_exporter (0.4.14)
+    prometheus_exporter (0.4.16)
     public_suffix (4.0.1)
     puma (4.2.1)
       nio4r (~> 2.0)