diff --git a/lib/rouge/lexers/json.rb b/lib/rouge/lexers/json.rb
index d8c3e27d6a..5e5804a0ab 100644
--- a/lib/rouge/lexers/json.rb
+++ b/lib/rouge/lexers/json.rb
@@ -9,7 +9,8 @@ class JSON < RegexLexer
       tag 'json'
       filenames '*.json'
       mimetypes 'application/json', 'application/vnd.api+json',
-                'application/hal+json'
+                'application/hal+json', 'application/problem+json',
+                'application/schema+json'
 
       state :root do
         rule /\s+/m, Text::Whitespace
diff --git a/spec/lexers/javascript_spec.rb b/spec/lexers/javascript_spec.rb
index ce39e9f52f..951408969d 100644
--- a/spec/lexers/javascript_spec.rb
+++ b/spec/lexers/javascript_spec.rb
@@ -26,6 +26,8 @@
       assert_guess Rouge::Lexers::JSON, :mimetype => 'application/json'
       assert_guess Rouge::Lexers::JSON, :mimetype => 'application/vnd.api+json'
       assert_guess Rouge::Lexers::JSON, :mimetype => 'application/hal+json'
+      assert_guess Rouge::Lexers::JSON, :mimetype => 'application/problem+json'
+      assert_guess Rouge::Lexers::JSON, :mimetype => 'application/schema+json'
     end
 
     it 'guesses by source' do