diff --git a/Gemfile.lock b/Gemfile.lock
index 5d29ab1..1e0fda6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -152,7 +152,7 @@ GEM
     pg (1.2.2)
     popper_js (1.16.0)
     public_suffix (4.0.3)
-    puma (3.12.3)
+    puma (3.12.4)
     rack (2.2.2)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)