diff --git a/Gemfile.lock b/Gemfile.lock
index 2b7222e..4761eeb 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -119,14 +119,14 @@ GEM
     mini_mime (1.0.2)
     mini_portile2 (2.5.0)
     minitest (5.14.3)
-    nio4r (2.5.4)
+    nio4r (2.5.8)
     nokogiri (1.11.1)
       mini_portile2 (~> 2.5.0)
       racc (~> 1.4)
     parallel (1.20.1)
     parser (3.0.0.0)
       ast (~> 2.4.1)
-    puma (5.1.1)
+    puma (5.5.1)
       nio4r (~> 2.0)
     racc (1.5.2)
     rack (2.2.3)