diff --git a/src/compiler/parser.ts b/src/compiler/parser.ts
index 9db66792a7a..4b55bba412c 100644
--- a/src/compiler/parser.ts
+++ b/src/compiler/parser.ts
@@ -505,7 +505,7 @@ namespace ts {
         performance.mark("beforeParse");
         let result: SourceFile;
         if (languageVersion === ScriptTarget.JSON) {
-            result = Parser.parseJsonText(fileName, sourceText);
+            result = Parser.parseJsonText(fileName, sourceText, languageVersion, /*syntaxCursor*/ undefined, setParentNodes);
         }
         else {
             result = Parser.parseSourceFile(fileName, sourceText, languageVersion, /*syntaxCursor*/ undefined, setParentNodes, scriptKind);