diff --git a/Gemfile.lock b/Gemfile.lock
index 2b613e7..7617ede 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -120,7 +120,7 @@ GEM
     mini_portile2 (2.4.0)
     minitest (5.14.0)
     msgpack (1.3.3)
-    nio4r (2.5.2)
+    nio4r (2.5.8)
     nokogiri (1.10.8)
       mini_portile2 (~> 2.4.0)
     parallel (1.19.1)
@@ -128,7 +128,7 @@ GEM
       ast (~> 2.4.0)
     popper_js (1.16.0)
     public_suffix (4.0.3)
-    puma (4.3.3)
+    puma (4.3.12)
       nio4r (~> 2.0)
     rack (2.2.1)
     rack-proxy (0.6.5)