diff --git a/Gemfile.lock b/Gemfile.lock
index d093a50..fb8da9c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -8,14 +8,14 @@ GEM
     mini_portile2 (2.8.0)
     mustermann (1.1.1)
       ruby2_keywords (~> 0.0.1)
-    nio4r (2.5.8)
+    nio4r (2.7.4)
     nokogiri (1.13.6)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
     nokogiri (1.13.6-x86_64-linux)
       racc (~> 1.4)
     opentracing (0.5.0)
-    puma (5.6.4)
+    puma (6.5.0)
       nio4r (~> 2.0)
     racc (1.6.0)
     rack (2.2.3)