diff --git a/tests/baselines/reference/APISample_linter.types.pull b/tests/baselines/reference/APISample_linter.types.pull
index 759a8390d6..e2a29716fc 100644
--- a/tests/baselines/reference/APISample_linter.types.pull
+++ b/tests/baselines/reference/APISample_linter.types.pull
@@ -4984,6 +4984,27 @@ declare module "typescript" {
 >CompilerHost : CompilerHost
 >Program : Program
 }

+declare module "typescript" {

+    /**

+      * Read tsconfig.json file

+      * @param fileName The path to the config file

+      */

+    function readConfigFile(fileName: string): any;

+>readConfigFile : (fileName: string) => any
+>fileName : string
+
+    /**

+      * Parse the contents of a config file (tsconfig.json).

+      * @param json The contents of the config file to parse

+      * @param basePath A root directory to resolve relative path entries in the config

+      *    file to. e.g. outDir

+      */

+    function parseConfigFile(json: any, basePath?: string): ParsedCommandLine;

+>parseConfigFile : (json: any, basePath?: string) => ParsedCommandLine
+>json : any
+>basePath : string
+>ParsedCommandLine : ParsedCommandLine
+}

 declare module "typescript" {

     /** The version of the language service API */

     let servicesVersion: string;