diff --git a/app/src/main/java/org/fdroid/fdroid/installer/PrivilegedInstaller.java b/app/src/main/java/org/fdroid/fdroid/installer/PrivilegedInstaller.java
index b24adb690..60005108c 100644
--- a/app/src/main/java/org/fdroid/fdroid/installer/PrivilegedInstaller.java
+++ b/app/src/main/java/org/fdroid/fdroid/installer/PrivilegedInstaller.java
@@ -199,7 +199,7 @@ public class PrivilegedInstaller extends Installer {
             public void onServiceConnected(ComponentName name, IBinder service) {
                 IPrivilegedService privService = IPrivilegedService.Stub.asInterface(service);
 
-                IPrivilegedCallback callback = new IPrivilegedCallback() {
+                IPrivilegedCallback callback = new IPrivilegedCallback.Stub() {
                     @Override
                     public void handleResult(String packageName, int returnCode) throws RemoteException {
                         // TODO: propagate other return codes?
@@ -212,11 +212,6 @@ public class PrivilegedInstaller extends Installer {
                                     InstallerCallback.ERROR_CODE_OTHER);
                         }
                     }
-
-                    @Override
-                    public IBinder asBinder() {
-                        return null;
-                    }
                 };
 
                 try {
@@ -298,7 +293,7 @@ public class PrivilegedInstaller extends Installer {
             public void onServiceConnected(ComponentName name, IBinder service) {
                 IPrivilegedService privService = IPrivilegedService.Stub.asInterface(service);
 
-                IPrivilegedCallback callback = new IPrivilegedCallback() {
+                IPrivilegedCallback callback = new IPrivilegedCallback.Stub() {
                     @Override
                     public void handleResult(String packageName, int returnCode) throws RemoteException {
                         // TODO: propagate other return codes?
@@ -312,11 +307,6 @@ public class PrivilegedInstaller extends Installer {
                                     InstallerCallback.ERROR_CODE_OTHER);
                         }
                     }
-
-                    @Override
-                    public IBinder asBinder() {
-                        return null;
-                    }
                 };
 
                 try {