diff --git a/Gemfile.lock b/Gemfile.lock
index 27510a65..69079859 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -405,7 +405,7 @@ GEM
     prawn-table (0.2.2)
       prawn (>= 1.3.0, < 3.0.0)
     public_suffix (5.0.1)
-    puma (5.6.4)
+    puma (6.2.2)
       nio4r (~> 2.0)
     racc (1.6.2)
     rack (2.2.7)