diff --git a/Nodejs/Product/Nodejs/Options/NodejsIntellisenseOptionsPage.cs b/Nodejs/Product/Nodejs/Options/NodejsIntellisenseOptionsPage.cs
index 086c93f64..9e32a3cad 100644
--- a/Nodejs/Product/Nodejs/Options/NodejsIntellisenseOptionsPage.cs
+++ b/Nodejs/Product/Nodejs/Options/NodejsIntellisenseOptionsPage.cs
@@ -84,6 +84,10 @@ public override void SaveSettingsToStorage() {
             }
 
             // Save settings.
+#if DEV14
+            // This setting needs to be present for the TypeScript editor to handle .js files in NTVS
+            SaveString("AnalysisLevel", "Preview");
+#endif
             SaveBool(EnableAutomaticTypingsAcquisitionSetting, EnableAutomaticTypingsAcquisition);
             SaveBool(ShowTypingsInfoBarSetting, ShowTypingsInfoBar);
             SaveBool(SaveChangesToConfigFileSetting, SaveChangesToConfigFile);