cuboid.gemspec in cuboid-0.0.2alpha vs cuboid.gemspec in cuboid-0.0.3alpha

@@ -33,11 +33,11 @@
 
     s.add_dependency 'concurrent-ruby',     '1.1.8'
     s.add_dependency 'concurrent-ruby-ext', '1.1.8'
 
     # For compressing/decompressing system state archives.
-    s.add_dependency 'rubyzip',             '1.2.2'
+    s.add_dependency 'rubyzip',             '2.3.0'
 
     s.add_dependency 'childprocess',        '0.8.0'
 
     # RPC serialization.
     s.add_dependency 'msgpack',             '1.1.0'
@@ -45,10 +45,10 @@
     # Optimized JSON.
     s.add_dependency 'oj',                  '3.11.5'
     s.add_dependency 'oj_mimic_json',       '1.0.1'
 
     # Web server
-    s.add_dependency 'puma',                '3.10.0'
+    s.add_dependency 'puma',                '5.3.2'
 
     s.add_dependency 'rack',                '2.2.3'
     s.add_dependency 'rack-test'
 
     # REST API