diff --git a/include/linux/iio/trigger.h b/include/linux/iio/trigger.h
index fa76c79a52a1bf5c209e6cd8a8df7dc2cad66d28..1c9e028e0d4a8223ace9236194c376b96a27d9d8 100644
--- a/include/linux/iio/trigger.h
+++ b/include/linux/iio/trigger.h
@@ -18,6 +18,9 @@ struct iio_subirq {
 	bool enabled;
 };
 
+struct iio_dev;
+struct iio_trigger;
+
 /**
  * struct iio_trigger_ops - operations structure for an iio_trigger.
  * @owner:		used to monitor usage count of the trigger.