diff --git a/clikan.sh b/clikan.sh
index f33f6eb..efba6a0 100755
--- a/clikan.sh
+++ b/clikan.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 # clikan.sh -- CLI Kanban
-ver='2021-08-26/HB9KNS'
+ver='2021-09-09/HB9KNS'
 
 conf="${CLIKANCONF:-$HOME/.clikanconf}"
 defkanban="$HOME/clikanban.md"
@@ -363,8 +363,11 @@ p) echo "## planning for $planpart% of $tunits $planunit"
    fi
 # get estimated units for task, append '.0' to force decimal notation,
 # remove dot, keep one decimal and truncate additional figures
-# (i.e multiply by 10)
-   tunits=`echo "$task" | sed -e "s/.*$tepatt.*/\2/;s/$/.0/;s/[.]\([0-9]\).*/\1/"`
+# (i.e multiply by 10), remove leading 0s
+# TODO: following 2 lines are really ugly, should be simplified...
+   tunits=`echo "$task" | sed -e "s/.*$tepatt.*/\2/;s/$/.0/;s/[.]\([0-9]\).*/\1/;s/^0*//"`
+# if empty, set to 0
+   tunits=${tunits:-0}
 # assign 2*weight/8*tunits/days per task, but not more than estimated units
    tcap=$(( $w8/4*$tunits/$td ))
    if test $tcap -gt $tunits