diff --git a/Gemfile.lock b/Gemfile.lock
index c2984a3..32e3c91 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -93,7 +93,7 @@ GEM
     nokogiri (1.10.9)
       mini_portile2 (~> 2.4.0)
     pg (1.2.3)
-    puma (3.12.4)
+    puma (3.12.6)
     rack (2.2.3)
     rack-proxy (0.6.5)
       rack