diff --git a/include/wlr/types/wlr_output.h b/include/wlr/types/wlr_output.h
index 95ffc670..4b5f29b1 100644
--- a/include/wlr/types/wlr_output.h
+++ b/include/wlr/types/wlr_output.h
@@ -227,6 +227,7 @@ struct wlr_output_event_commit {
 	uint32_t committed; // bitmask of enum wlr_output_state_field
 	struct timespec *when;
 	struct wlr_buffer *buffer; // NULL if no buffer is committed
+	const struct wlr_output_state *state;
 };
 
 enum wlr_output_present_flag {
diff --git a/types/output/output.c b/types/output/output.c
index 57b4c87e..78bec6db 100644
--- a/types/output/output.c
+++ b/types/output/output.c
@@ -836,6 +836,7 @@ bool wlr_output_commit_state(struct wlr_output *output,
 		.committed = pending.committed,
 		.when = &now,
 		.buffer = (pending.committed & WLR_OUTPUT_STATE_BUFFER) ? pending.buffer : NULL,
+		.state = &pending,
 	};
 	wl_signal_emit_mutable(&output->events.commit, &event);