diff --git a/uiautomator/library/src/com/android/uiautomator/core/UiAutomationShellWrapper.java b/uiautomator/library/src/com/android/uiautomator/core/UiAutomationShellWrapper.java
index eb43cb5..bb97f36 100644
--- a/uiautomator/library/src/com/android/uiautomator/core/UiAutomationShellWrapper.java
+++ b/uiautomator/library/src/com/android/uiautomator/core/UiAutomationShellWrapper.java
@@ -4,6 +4,9 @@
 import android.app.UiAutomationConnection;
 import android.os.HandlerThread;
 
+/**
+ * @hide
+ */
 public class UiAutomationShellWrapper {
 
     private static final String HANDLER_THREAD_NAME = "UiAutomatorHandlerThread";