diff --git a/BUGS b/BUGS
index 6cbe421..7182bc6 100644
--- a/BUGS
+++ b/BUGS
@@ -1,4 +1,4 @@
+* IMPORTANT: calc is incorrectly working out pay timeframes -- the math logic is NQR, pays me early in both last week of Dec, and first tweek of Jan
+
 * added an electricity bill by accident for 2018, that kills lots :(
     - something to do with missing year of data in quarterly bills - still an issue
-
-* UI: add bills, but growth figures dont update?