1 files changed, 3 insertions, 0 deletions
diff --git a/planner.c b/planner.c
index c56f04639..5c0bbecbc 100644
--- a/planner.c
+++ b/planner.c
@@ -264,6 +264,9 @@ struct dive *create_dive_from_plan(struct diveplan *diveplan)
 		/* Check for SetPoint change */
 		if (oldpo2 != po2) {
 			if (lasttime)
+				/* this is a bad idea - we should get a different SAMPLE_EVENT type
+				 * reserved for this in libdivecomputer... overloading SMAPLE_EVENT_PO2
+				 * with a different meaning will only cause confusion elsewhere in the code */
 				add_event(dc, lasttime, SAMPLE_EVENT_PO2, 0, po2, "SP change");
 			oldpo2 = po2;
 		}