diff --git a/Gemfile b/Gemfile
index 1c5886d..50acc9b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -15,7 +15,7 @@ group :development do
   gem 'irb'
   gem 'rake', '>= 12.3.3'
   gem 'rubocop', '~> 1'
-  gem 'yard', '~> 0.9.42'
+  gem 'yard', '~> 0.9.44'
 end
 
 group :test do
diff --git a/Gemfile.lock b/Gemfile.lock
index 5977404..4051bc5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -143,7 +143,7 @@ GEM
     unicode-display_width (3.1.4)
       unicode-emoji (~> 4.0, >= 4.0.4)
     unicode-emoji (4.0.4)
-    yard (0.9.42)
+    yard (0.9.44)
 
 PLATFORMS
   ruby
@@ -162,7 +162,7 @@ DEPENDENCIES
   rspec (~> 3.4)
   rubocop (~> 1)
   simplecov (> 0.20)
-  yard (~> 0.9.42)
+  yard (~> 0.9.44)
 
 BUNDLED WITH
    2.7.1