diff --git a/src/libcamera/v4l2_subdevice.cpp b/src/libcamera/v4l2_subdevice.cpp
index 721ff5a92a2b..fd464b0481aa 100644
--- a/src/libcamera/v4l2_subdevice.cpp
+++ b/src/libcamera/v4l2_subdevice.cpp
@@ -461,7 +461,7 @@ V4L2Subdevice::fromEntityName(const MediaDevice *media,
 
 std::string V4L2Subdevice::logPrefix() const
 {
-	return "'" + entity_->name() + "'";
+	return deviceNode() + ": '" + entity_->name() + "'";
 }
 
 std::vector<unsigned int> V4L2Subdevice::enumPadCodes(unsigned int pad)