diff --git a/Gemfile.lock b/Gemfile.lock
index 05e50888..20537a3c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -180,7 +180,7 @@ GEM
     parser (3.0.0.0)
       ast (~> 2.4.1)
     pg (1.2.3)
-    puma (5.2.1)
+    puma (5.2.2)
       nio4r (~> 2.0)
     racc (1.5.2)
     rack (2.2.3)