diff --git a/images/benchmarks/ruby/Gemfile.lock b/images/benchmarks/ruby/Gemfile.lock
index 041778e02..c3b377b98 100644
--- a/images/benchmarks/ruby/Gemfile.lock
+++ b/images/benchmarks/ruby/Gemfile.lock
@@ -2,7 +2,9 @@ GEM
   remote: https://rubygems.org/
   specs:
     mustermann (1.0.3)
-    puma (3.4.0)
+    nio4r (2.5.9)
+    puma (5.6.7)
+      nio4r (~> 2.0)
     rack (2.0.6)
     rack-protection (2.0.5)
       rack