diff --git a/src/libcamera/pipeline/ipu3/ipu3.cpp b/src/libcamera/pipeline/ipu3/ipu3.cpp
index 4cbd7ba3007b..ce14e5083ed6 100644
--- a/src/libcamera/pipeline/ipu3/ipu3.cpp
+++ b/src/libcamera/pipeline/ipu3/ipu3.cpp
@@ -840,6 +840,7 @@ void IPU3CameraData::imguOutputBufferReady(FrameBuffer *buffer)
 		return;
 
 	/* Mark the request as complete. */
+	request->metadata().set(controls::draft::PipelineDepth, 3);
 	pipe_->completeRequest(camera_, request);
 }
 
@@ -865,6 +866,7 @@ void IPU3CameraData::cio2BufferReady(FrameBuffer *buffer)
 	if (request->findBuffer(&rawStream_)) {
 		bool isComplete = pipe_->completeBuffer(camera_, request, buffer);
 		if (isComplete) {
+			request->metadata().set(controls::draft::PipelineDepth, 2);
 			pipe_->completeRequest(camera_, request);
 			return;
 		}