diff --git a/docparser.gemspec b/docparser.gemspec
index 2ef3ba3..247debe 100644
--- a/docparser.gemspec
+++ b/docparser.gemspec
@@ -26,6 +26,6 @@ Gem::Specification.new do |spec|
   spec.add_runtime_dependency 'parallel', '~> 1.10'
 
   spec.add_development_dependency 'github-markup'
-  spec.add_development_dependency 'kramdown', '~> 2.2.1'
+  spec.add_development_dependency 'kramdown', '~> 2.3.1'
   spec.add_development_dependency 'yard'
 end