diff --git a/Gemfile.lock b/Gemfile.lock
index f62baeb..29f1334 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -32,7 +32,7 @@ GEM
     net-scp (1.2.1)
       net-ssh (>= 2.6.5)
     net-ssh (4.1.0)
-    puma (3.10.0)
+    puma (3.12.4)
     rack (2.0.5)
     rack-protection (2.0.2)
       rack