diff --git a/Gemfile.lock b/Gemfile.lock
index 465505b6..7eb20fed 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -261,7 +261,7 @@ GEM
     pry-rails (0.3.2)
       pry (>= 0.9.10)
     public_suffix (3.0.3)
-    puma (5.2.2)
+    puma (5.3.1)
       nio4r (~> 2.0)
     rabl (0.9.3)
       activesupport (>= 2.3.14)