diff --git a/src/android/post_processor.h b/src/android/post_processor.h
index ab2b2c60..b2b5bd55 100644
--- a/src/android/post_processor.h
+++ b/src/android/post_processor.h
@@ -7,6 +7,8 @@
 #ifndef __ANDROID_POST_PROCESSOR_H__
 #define __ANDROID_POST_PROCESSOR_H__
 
+#include <libcamera/base/object.h>
+
 #include <libcamera/framebuffer.h>
 #include <libcamera/stream.h>
 
@@ -14,7 +16,7 @@
 
 class CameraMetadata;
 
-class PostProcessor
+class PostProcessor : public libcamera::Object
 {
 public:
 	virtual ~PostProcessor() = default;