diff --git a/Gemfile.lock b/Gemfile.lock
index b45f94ad..11e0e825 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -308,7 +308,7 @@ GEM
     mustermann (1.1.1)
       ruby2_keywords (~> 0.0.1)
     mysql2 (0.5.3)
-    nio4r (2.5.7)
+    nio4r (2.5.8)
     nokogiri (1.12.5)
       mini_portile2 (~> 2.6.1)
       racc (~> 1.4)
@@ -332,7 +332,7 @@ GEM
       binding_of_caller (~> 1.0)
       pry (~> 0.13)
     public_suffix (4.0.6)
-    puma (5.3.2)
+    puma (5.5.2)
       nio4r (~> 2.0)
     racc (1.5.2)
     rack (2.2.3)