diff --git a/Gemfile.lock b/Gemfile.lock
index 5a38930..87f2396 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -126,7 +126,7 @@ GEM
       eventmachine (= 1.0.9)
       ffi
     public_suffix (3.1.1)
-    puma (4.3.6)
+    puma (5.0.0)
       nio4r (~> 2.0)
     rack (2.2.3)
     rack-test (1.1.0)