diff --git a/Gemfile.lock b/Gemfile.lock
index 0019d4f..f080de6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -10,12 +10,12 @@ GEM
     json (2.7.2)
     mustermann (3.0.3)
       ruby2_keywords (~> 0.0.1)
-    nio4r (2.7.3)
+    nio4r (2.7.5)
     parallel (1.26.3)
     parser (3.3.5.0)
       ast (~> 2.4.1)
       racc
-    puma (6.4.2)
+    puma (7.2.1)
       nio4r (~> 2.0)
     racc (1.8.1)
     rack (3.1.7)