diff --git a/Gemfile.lock b/Gemfile.lock
index 012fba6..bff6442 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -113,7 +113,7 @@ GEM
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     public_suffix (3.1.0)
-    puma (3.12.1)
+    puma (3.12.2)
     rack (1.6.11)
     rack-jekyll (0.5.0)
       jekyll (>= 1.3)