diff --git a/cli/src/tests/corpus_test.rs b/cli/src/tests/corpus_test.rs
index a8adce5f..5fed8607 100644
--- a/cli/src/tests/corpus_test.rs
+++ b/cli/src/tests/corpus_test.rs
@@ -21,6 +21,7 @@ const LANGUAGES: &'static [&'static str] = &[
     "go",
     "html",
     "javascript",
+    "json",
     "python",
 ];
 
diff --git a/test/fixtures/error_corpus/json_errors.txt b/test/fixtures/error_corpus/json_errors.txt
index 80a8d407..b26aaf1d 100644
--- a/test/fixtures/error_corpus/json_errors.txt
+++ b/test/fixtures/error_corpus/json_errors.txt
@@ -26,7 +26,7 @@ errors inside arrays
 
 ---
 
-(value (array
+(document (array
   (number)
   (ERROR)
   (number)))
@@ -39,8 +39,8 @@ errors inside objects
 
 ---
 
-(value (object
-  (pair (string) (number))
+(document (object
+  (pair (string (string_content)) (number))
   (ERROR (UNEXPECTED 'o'))))
 
 ==========================================
@@ -51,9 +51,18 @@ errors inside nested objects
 
 ---
 
-(value (object
-  (pair (string) (object
-    (pair (string) (number))
+(document (object
+  (pair (string (string_content)) (object
+    (pair (string (string_content)) (number))
     (ERROR (number))))
-  (pair (string) (number))
+  (pair (string (string_content)) (number))
   (ERROR)))
+
+===============================
+incomplete tokens at EOF
+========================
+
+nul
+---
+
+(ERROR (UNEXPECTED EOF))