karafka.gemspec in karafka-2.4.0 vs karafka.gemspec in karafka-2.4.3

@@ -19,11 +19,12 @@
 
     Karafka allows you to capture everything that happens in your systems in large scale,
     without having to focus on things that are not your business domain.
   DESC
 
+  spec.add_dependency 'base64', '~> 0.2'
   spec.add_dependency 'karafka-core', '>= 2.4.0', '< 2.5.0'
-  spec.add_dependency 'waterdrop', '>= 2.7.0', '< 3.0.0'
+  spec.add_dependency 'waterdrop', '>= 2.7.3', '< 3.0.0'
   spec.add_dependency 'zeitwerk', '~> 2.3'
 
   spec.required_ruby_version = '>= 3.0.0'
 
   if $PROGRAM_NAME.end_with?('gem')