diff --git a/src/@ionic-native/plugins/app-availability/index.ts b/src/@ionic-native/plugins/app-availability/index.ts
index 4542998b8..367792294 100644
--- a/src/@ionic-native/plugins/app-availability/index.ts
+++ b/src/@ionic-native/plugins/app-availability/index.ts
@@ -27,8 +27,8 @@ import { Cordova, IonicNativePlugin, Plugin } from '@ionic-native/core';
  *
  * this.appAvailability.check(app)
  *   .then(
- *     (yes: string) => console.log(app + ' is available'),
- *     (no: string) => console.log(app + ' is NOT available')
+ *     (yes: boolean) => console.log(app + ' is available'),
+ *     (no: boolean) => console.log(app + ' is NOT available')
  *   );
  * ```
  */
diff --git a/src/@ionic-native/plugins/pro/index.ts b/src/@ionic-native/plugins/pro/index.ts
index 5175b21dd..d0092130a 100644
--- a/src/@ionic-native/plugins/pro/index.ts
+++ b/src/@ionic-native/plugins/pro/index.ts
@@ -36,28 +36,21 @@ export interface DeployConfig {
  */
 export class ProDeploy {
 
-  constructor(private _objectInstance: any) {
-  }
+  constructor(private _objectInstance: any) { }
 
   /**
    * Re-initialize Deploy plugin with a new App ID and host.  Not used in most cases.
    * @param config A valid Deploy config object
    */
   @CordovaInstance()
-  init(config: DeployConfig): Promise<any> {
-    return;
-  }
+  init(config: DeployConfig): Promise<any> { return; }
 
   /**
    * Check a channel for an available update
    * @return {Promise<string>} Resolves with 'true' or 'false', or rejects with an error.
    */
-  @CordovaInstance({
-    observable: true
-  })
-  check(): Promise<string> {
-    return;
-  }
+  @CordovaInstance()
+  check(): Promise<string> { return; }
 
   /**
    * Download an available version
@@ -66,18 +59,16 @@ export class ProDeploy {
   @CordovaInstance({
     observable: true
   })
-  download(): Observable<any> {
-    return;
-  }
+  download(): Observable<any> { return; }
 
   /**
    * Unzip the latest downloaded version
    * @return {Observable<any>} Updates with percent completion, or errors with a message.
    */
-  @CordovaInstance()
-  extract(): Observable<any> {
-    return;
-  }
+  @CordovaInstance({
+    observable: true
+  })
+  extract(): Observable<any> { return; }
 
   /**
    * Reload app with the deployed version