diff --git a/src/libcamera/pipeline/vimc.cpp b/src/libcamera/pipeline/vimc.cpp
index 3d6808222a8a2c5d..ae612b48436d1164 100644
--- a/src/libcamera/pipeline/vimc.cpp
+++ b/src/libcamera/pipeline/vimc.cpp
@@ -25,6 +25,7 @@
 #include "pipeline_handler.h"
 #include "utils.h"
 #include "v4l2_controls.h"
+#include "v4l2_subdevice.h"
 #include "v4l2_videodevice.h"
 
 namespace libcamera {
@@ -35,13 +36,15 @@ class VimcCameraData : public CameraData
 {
 public:
 	VimcCameraData(PipelineHandler *pipe)
-		: CameraData(pipe), video_(nullptr), sensor_(nullptr)
+		: CameraData(pipe), video_(nullptr), debayer_(nullptr),
+		  sensor_(nullptr)
 	{
 	}
 
 	~VimcCameraData()
 	{
 		delete sensor_;
+		delete debayer_;
 		delete video_;
 	}
 
@@ -49,6 +52,7 @@ public:
 	void bufferReady(Buffer *buffer);
 
 	V4L2VideoDevice *video_;
+	V4L2Subdevice *debayer_;
 	CameraSensor *sensor_;
 	Stream stream_;
 };
@@ -188,6 +192,17 @@ int PipelineHandlerVimc::configure(Camera *camera, CameraConfiguration *config)
 	    format.fourcc != cfg.pixelFormat)
 		return -EINVAL;
 
+	V4L2SubdeviceFormat subformat = {};
+	subformat.size = cfg.size;
+
+	ret = data->debayer_->setFormat(0, &subformat);
+	if (ret)
+		return ret;
+
+	ret = data->sensor_->setFormat(&subformat);
+	if (ret)
+		return ret;
+
 	cfg.setStream(&data->stream_);
 
 	return 0;
@@ -340,6 +355,10 @@ int VimcCameraData::init(MediaDevice *media)
 	if (video_->open())
 		return -ENODEV;
 
+	debayer_ = new V4L2Subdevice(media->getEntityByName("Debayer B"));
+	if (debayer_->open())
+		return -ENODEV;
+
 	video_->bufferReady.connect(this, &VimcCameraData::bufferReady);
 
 	sensor_ = new CameraSensor(media->getEntityByName("Sensor B"));