diff --git a/app/src/androidTest/java/com/github/uiautomator/stub/AutomatorService.java b/app/src/androidTest/java/com/github/uiautomator/stub/AutomatorService.java
index 547cdc8..b8d5506 100644
--- a/app/src/androidTest/java/com/github/uiautomator/stub/AutomatorService.java
+++ b/app/src/androidTest/java/com/github/uiautomator/stub/AutomatorService.java
@@ -200,7 +200,7 @@ public interface AutomatorService {
      * @param conditions If all UiObject in the conditions match, the watcher should be triggered.
      * @param keys All keys will be pressed in sequence.
      */
-    void registerPressKeyskWatcher(String name, Selector[] conditions, String[] keys);
+    void registerPressKeysWatcher(String name, Selector[] conditions, String[] keys);
 
     /**
      * Removes a previously registered UiWatcher.
diff --git a/app/src/androidTest/java/com/github/uiautomator/stub/AutomatorServiceImpl.java b/app/src/androidTest/java/com/github/uiautomator/stub/AutomatorServiceImpl.java
index 3d446d2..82eb348 100644
--- a/app/src/androidTest/java/com/github/uiautomator/stub/AutomatorServiceImpl.java
+++ b/app/src/androidTest/java/com/github/uiautomator/stub/AutomatorServiceImpl.java
@@ -343,7 +343,7 @@ public void registerClickUiObjectWatcher(String name, Selector[] conditions, Sel
      * @param keys       All keys will be pressed in sequence.
      */
     @Override
-    public void registerPressKeyskWatcher(String name, Selector[] conditions, String[] keys) {
+    public void registerPressKeysWatcher(String name, Selector[] conditions, String[] keys) {
         synchronized (watchers) {
             if (watchers.contains(name)) {
                 device.removeWatcher(name);