diff --git a/Gemfile b/Gemfile
index 483e98d..bd4e129 100644
--- a/Gemfile
+++ b/Gemfile
@@ -7,7 +7,7 @@ gem "gobject-introspection", "~> 3.0"
 # Include everything needed to run rake, tests, features, etc.
 group :development do
     gem "rspec", "~> 3.3"
-    gem "yard", "~> 0.8"
+    gem "yard", "~> 0.9"
     gem "redcarpet", "~> 3.3"
     gem "github-markup", "~> 1.4"
     gem "bundler", "~> 1.0"
diff --git a/Gemfile.lock b/Gemfile.lock
index 8af201c..1decfd3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -66,7 +66,7 @@ GEM
       rspec-support (~> 3.4.0)
     rspec-support (3.4.1)
     thread_safe (0.3.5)
-    yard (0.8.7.6)
+    yard (0.9.20)
 
 PLATFORMS
   ruby
@@ -78,7 +78,7 @@ DEPENDENCIES
   jeweler (~> 2.0)
   redcarpet (~> 3.3)
   rspec (~> 3.3)
-  yard (~> 0.8)
+  yard (~> 0.9)
 
 BUNDLED WITH
    1.10.6