diff --git a/Gemfile.lock b/Gemfile.lock
index 76b7a86..681be45 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -125,7 +125,7 @@ GEM
     minitest (5.14.2)
     msgpack (1.3.3)
     multipart-post (2.1.1)
-    nio4r (2.5.4)
+    nio4r (2.5.5)
     nokogiri (1.11.1)
       mini_portile2 (~> 2.5.0)
       racc (~> 1.4)
@@ -135,7 +135,7 @@ GEM
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     public_suffix (4.0.3)
-    puma (4.3.5)
+    puma (4.3.7)
       nio4r (~> 2.0)
     racc (1.5.2)
     rack (2.2.3)