diff --git a/lib/nexmo_developer/Gemfile.lock b/lib/nexmo_developer/Gemfile.lock
index 4e7149e4b..869e1eeac 100644
--- a/lib/nexmo_developer/Gemfile.lock
+++ b/lib/nexmo_developer/Gemfile.lock
@@ -342,8 +342,8 @@ GEM
       nokogiri (~> 1.10)
       redcarpet (~> 3.4)
       rouge (~> 2.0.7)
-    nio4r (2.5.7)
-    nio4r (2.5.7-java)
+    nio4r (2.5.8)
+    nio4r (2.5.8-java)
     nokogiri (1.11.7)
       mini_portile2 (~> 2.5.0)
       racc (~> 1.4)
@@ -381,9 +381,9 @@ GEM
       method_source (~> 1.0)
       spoon (~> 0.0)
     public_suffix (4.0.6)
-    puma (5.3.2)
+    puma (5.6.1)
       nio4r (~> 2.0)
-    puma (5.3.2-java)
+    puma (5.6.1-java)
       nio4r (~> 2.0)
     racc (1.5.2)
     racc (1.5.2-java)