diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 0000000..5ba9294
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,15 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for all configuration options:
+# https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+
+version: 2
+updates:
+  - package-ecosystem: "bundler" # See documentation for possible values
+    directory: "/" # Location of package manifests
+    schedule:
+      interval: "weekly"
+  - package-ecosystem: "github-actions" # See documentation for possible values
+    directory: "/" # Location of package manifests
+    schedule:
+      interval: "weekly"
diff --git a/jekyll-target-blank.gemspec b/jekyll-target-blank.gemspec
index 03d3ed4..12d031a 100644
--- a/jekyll-target-blank.gemspec
+++ b/jekyll-target-blank.gemspec
@@ -19,7 +19,7 @@ Gem::Specification.new do |spec|
   spec.add_dependency 'jekyll', '>= 3.0', '<5.0'
   spec.add_dependency 'nokogiri', '~> 1.10'
   spec.add_development_dependency 'bundler', '~> 2.0'
-  spec.add_development_dependency 'rake', '~> 12.0'
+  spec.add_development_dependency 'rake', '~> 13.0'
   spec.add_development_dependency 'rspec', '~> 3.0'
   spec.add_development_dependency 'rubocop', '>= 0.68.0', '<= 0.72.0'
   spec.add_development_dependency "rubocop-jekyll", "~> 0.10.0"
diff --git a/lib/jekyll-target-blank.rb b/lib/jekyll-target-blank.rb
index 88ce8d4..7f024be 100644
--- a/lib/jekyll-target-blank.rb
+++ b/lib/jekyll-target-blank.rb
@@ -153,7 +153,7 @@ def add_target_blank_attribute(link)
       #
       # link = Nokogiri node.
       def add_rel_attributes(link)
-        rel = ""
+        rel = link["rel"] || ""
         rel = add_noopener_to_rel(rel)
 
         if @should_add_noreferrrer