diff --git a/Gemfile.lock b/Gemfile.lock
index 0ec754f..4e91bac 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -196,7 +196,7 @@ GEM
     modulejs-rails (2.2.0.0)
       railties (>= 4.0)
     multipart-post (2.1.1)
-    nio4r (2.5.8)
+    nio4r (2.7.0)
     nokogiri (1.13.10)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
@@ -204,7 +204,7 @@ GEM
     parser (3.0.1.1)
       ast (~> 2.4.1)
     public_suffix (5.0.0)
-    puma (5.6.4)
+    puma (5.6.8)
       nio4r (~> 2.0)
     racc (1.6.1)
     rack (2.2.6.3)