diff --git a/android/src/main/java/io/adaptant/labs/flutter_windowmanager/FlutterWindowManagerPlugin.java b/android/src/main/java/io/adaptant/labs/flutter_windowmanager/FlutterWindowManagerPlugin.java
index ae3a95c..cd989eb 100644
--- a/android/src/main/java/io/adaptant/labs/flutter_windowmanager/FlutterWindowManagerPlugin.java
+++ b/android/src/main/java/io/adaptant/labs/flutter_windowmanager/FlutterWindowManagerPlugin.java
@@ -14,7 +14,6 @@
 import io.flutter.plugin.common.MethodChannel;
 import io.flutter.plugin.common.MethodChannel.MethodCallHandler;
 import io.flutter.plugin.common.MethodChannel.Result;
-import io.flutter.plugin.common.PluginRegistry.Registrar;
 
 /** FlutterWindowManagerPlugin */
 public class FlutterWindowManagerPlugin implements MethodCallHandler, FlutterPlugin, ActivityAware {
@@ -28,11 +27,6 @@ private FlutterWindowManagerPlugin(Activity activity) {
   }
 
   /** Plugin registration. */
-  @Deprecated
-  public static void registerWith(Registrar registrar) {
-    new FlutterWindowManagerPlugin(registrar.activity()).registerWith(registrar.messenger());
-  }
-
   private void registerWith(BinaryMessenger binaryMessenger) {
     final MethodChannel channel = new MethodChannel(binaryMessenger, "flutter_windowmanager");
     channel.setMethodCallHandler(this);