diff --git a/lib/rouge/lexers/json.rb b/lib/rouge/lexers/json.rb
index f8fd53dc58..85228bf43e 100644
--- a/lib/rouge/lexers/json.rb
+++ b/lib/rouge/lexers/json.rb
@@ -23,6 +23,9 @@ class JSON < RegexLexer
 
         mixin :name
         mixin :value
+
+        # These characters may be invalid but syntax correctness is a non-goal
+        rule %r/[\]}]/, Punctuation
       end
 
       state :object do
diff --git a/spec/visual/samples/json b/spec/visual/samples/json
index c8b7a17c51..0452bcc966 100644
--- a/spec/visual/samples/json
+++ b/spec/visual/samples/json
@@ -142,3 +142,12 @@ null
                \"ci_builds\".\"name\", \"ci_builds\".\"commit_id\")" }
 
 {"message":"\\\"retry_count\\\":0}\"}"}
+
+ "This is a test": "of missing an opening brace"
+}
+
+ "This is a test": "of missing an opening bracket"
+]
+
+{"This is a correct": "JSON object"}
+