diff --git a/Gemfile.lock b/Gemfile.lock
index 71c7667..24a3917 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -154,7 +154,7 @@ GEM
       racc
     pg (1.5.3)
     public_suffix (5.0.3)
-    puma (6.3.0)
+    puma (6.3.1)
       nio4r (~> 2.0)
     racc (1.7.1)
     rack (2.2.8)