diff --git a/examples/ruby-api/Gemfile.lock b/examples/ruby-api/Gemfile.lock
index 8569ce58..72f34a43 100644
--- a/examples/ruby-api/Gemfile.lock
+++ b/examples/ruby-api/Gemfile.lock
@@ -5,8 +5,8 @@ GEM
     jwt (2.5.0)
     mustermann (2.0.2)
       ruby2_keywords (~> 0.0.1)
-    nio4r (2.5.9)
-    puma (5.6.7)
+    nio4r (2.7.0)
+    puma (5.6.8)
       nio4r (~> 2.0)
     rack (2.2.6.4)
     rack-protection (2.2.3)