diff --git a/test/corpus/generated/new_javascript.json b/test/corpus/generated/new_javascript.json
new file mode 100644
index 000000000..e09f760c7
--- /dev/null
+++ b/test/corpus/generated/new_javascript.json
@@ -0,0 +1,14 @@
+[
+  {
+    "language": "javascript",
+    "fileExt": ".js",
+    "repoUrl": "https://github.com/diff-fixtures/javascript.git",
+    "syntaxes": [
+      {
+        "syntax": "object",
+        "insert": "{ \"key1\": \"value1\" };",
+        "replacement": "{ \"key1\": \"value1\", \"key2\": \"value2\", \"key3\": \"3.0\" };"
+      }
+    ]
+  }
+]
diff --git a/test/corpus/generated/new_ruby.json b/test/corpus/generated/new_ruby.json
new file mode 100644
index 000000000..fc45e4358
--- /dev/null
+++ b/test/corpus/generated/new_ruby.json
@@ -0,0 +1,14 @@
+[
+  {
+    "language": "ruby",
+    "fileExt": ".rb",
+    "repoUrl": "https://github.com/diff-fixtures/ruby.git",
+    "syntaxes": [
+      {
+        "syntax": "hash",
+        "insert": "{ :key1 => \"value\", :key2 => 1, \"key3\" => false, :\"symbol_key\" => 10 }",
+        "replacement": "{ key1: \"changed value\", key2: 2, key3: true }"
+      }
+    ]
+  }
+]
diff --git a/vendor/tree-sitter-parsers b/vendor/tree-sitter-parsers
index e8baa6b94..d2644acfa 160000
--- a/vendor/tree-sitter-parsers
+++ b/vendor/tree-sitter-parsers
@@ -1 +1 @@
-Subproject commit e8baa6b94205ddc2ac85887eb28f45a61f3aaa3b
+Subproject commit d2644acfacf995d6c526a13d54a6b4d1f6ed4dc7