diff --git a/Gemfile.lock b/Gemfile.lock
index 50ce26d..20a3659 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -143,7 +143,7 @@ GEM
     pry-rails (0.3.9)
       pry (>= 0.10.4)
     public_suffix (4.0.3)
-    puma (3.12.4)
+    puma (3.12.6)
     rack (2.2.2)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)