diff --git a/Gemfile.lock b/Gemfile.lock
index e200c3fa..01ec27ad 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -141,7 +141,7 @@ GEM
       activesupport (>= 5.2)
     popper_js (1.16.0)
     public_suffix (4.0.3)
-    puma (3.12.2)
+    puma (3.12.6)
     rack (2.2.2)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)