diff --git a/system/camerad/cameras/camera_common.h b/system/camerad/cameras/camera_common.h
index e5580a7a92..088b9f7939 100644
--- a/system/camerad/cameras/camera_common.h
+++ b/system/camerad/cameras/camera_common.h
@@ -75,7 +75,7 @@ typedef struct FrameMetadata {
 } FrameMetadata;
 
 struct MultiCameraState;
-struct CameraState;
+class CameraState;
 class Debayer;
 
 class CameraBuf {