diff --git a/src/plugins/launchnavigator.ts b/src/plugins/launchnavigator.ts
index 295e1abad..70805c37b 100644
--- a/src/plugins/launchnavigator.ts
+++ b/src/plugins/launchnavigator.ts
@@ -6,43 +6,43 @@ export interface launchNavigatorOptions {
    * iOS, Android, Windows
    * If true, the plugin will NOT attempt to use the geolocation plugin to determine the current device position when the start location parameter is omitted. Defaults to false.
    */
-  disableAutoGeolocation? : boolean,
+  disableAutoGeolocation : boolean,
 
   /**
    * iOS, Android, Windows
    * Transportation mode for navigation: "driving", "walking" or "transit". Defaults to "driving" if not specified.
    */
-  transportMode? : string,
+  transportMode : string,
 
   /**
    * iOS
    * If true, plugin will attempt to launch Google Maps instead of Apple Maps. If Google Maps is not available, it will fall back to Apple Maps.
    */
-  preferGoogleMaps? : boolean,
+  preferGoogleMaps : boolean,
 
   /**
    * iOS
    * If using Google Maps and the app has a URL scheme, passing this to Google Maps will display a button which returns to the app.
    */
-  urlScheme? : string,
+  urlScheme : string,
 
   /**
    * iOS
    * If using Google Maps with a URL scheme, this specifies the text of the button in Google Maps which returns to the app. Defaults to "Back" if not specified.
    */
-  backButtonText? : string,
+  backButtonText : string,
 
   /**
    * iOS
    * If true, debug log output will be generated by the plugin. Defaults to false.
    */
-  enableDebug? : boolean,
+  enableDebug : boolean,
 
   /**
    * Android
    * Navigation mode in which to open Google Maps app: "maps" or "turn-by-turn". Defaults to "maps" if not specified.
    */
-  navigationMode? : string,
+  navigationMode : string,
 
 }