diff --git a/Gemfile.lock b/Gemfile.lock
index 7765fcd..ca02600 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -282,7 +282,7 @@ GEM
       coderay (~> 1.1)
       method_source (~> 1.0)
     public_suffix (4.0.6)
-    puma (4.3.10)
+    puma (4.3.11)
       nio4r (~> 2.0)
     rack (2.2.3)
     rack-protection (2.1.0)