diff --git a/beautiful-jekyll-theme.gemspec b/beautiful-jekyll-theme.gemspec
index 8ffd66238092..4fd58431c8ef 100644
--- a/beautiful-jekyll-theme.gemspec
+++ b/beautiful-jekyll-theme.gemspec
@@ -17,11 +17,11 @@ Gem::Specification.new do |spec|
     "documentation_uri" => "https://github.com/daattali/beautiful-jekyll#readme"
   }
 
-  spec.add_runtime_dependency "jekyll", "~> 3.8"
+  spec.add_runtime_dependency "jekyll", "~> 3.9.3"
   spec.add_runtime_dependency "jekyll-paginate", "~> 1.1"
   spec.add_runtime_dependency "jekyll-sitemap", "~> 1.4"
   spec.add_runtime_dependency "kramdown-parser-gfm", "~> 1.1"
-  spec.add_runtime_dependency "kramdown", "~> 2.3.0"
+  spec.add_runtime_dependency "kramdown", "~> 2.3.2"
 
   spec.add_development_dependency "bundler", ">= 1.16"
   spec.add_development_dependency "rake", "~> 12.0"