diff --git a/Gemfile.lock b/Gemfile.lock
index c9d0119..3e51298 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -96,7 +96,7 @@ GEM
     mini_portile2 (2.4.0)
     multi_json (1.14.1)
     multipart-post (2.1.1)
-    nio4r (2.5.2)
+    nio4r (2.5.8)
     nokogiri (1.10.9)
       mini_portile2 (~> 2.4.0)
     nokogiri (1.10.9-x64-mingw32)
@@ -108,7 +108,7 @@ GEM
       forwardable-extended (~> 2.6)
     progressbar (1.10.1)
     public_suffix (4.0.4)
-    puma (4.3.3)
+    puma (4.3.12)
       nio4r (~> 2.0)
     rack (1.6.13)
     rack-jekyll (0.5.0)