diff --git a/.local/bin/timetracking b/.local/bin/timetracking
index f0035fa..c03eb0b 100755
--- a/.local/bin/timetracking
+++ b/.local/bin/timetracking
@@ -48,7 +48,7 @@ for week in "${!WEEKS[@]}"; do
 	mins=$(( (time % (60 * 60)) / 60 ))
 
 	# last 2 weeks are modifiable
-	(( week >= EARLIEST_MOD_WEEK )) && modifiable="*" || modifiable=" "
+	(( ${week#0} >= EARLIEST_MOD_WEEK )) && modifiable="*" || modifiable=" "
 	# 20h limit
 	(( time <= 72000 )) && warn= || warn=" !!"