Index: trunk/resources/data/validator/numeric.mapcss
===================================================================
--- trunk/resources/data/validator/numeric.mapcss	(revision 17122)
+++ trunk/resources/data/validator/numeric.mapcss	(revision 17145)
@@ -154,5 +154,5 @@
 }
 
-*[width][width =~ /^[0-9]*\.?[0-9]*(( )*(metre|metres|meter|meters|Metre|Metres|Meter|Meters)|m)$/] {
+*[width][width =~ /^[0-9]+\.?[0-9]*(( )*(metre|metres|meter|meters|Metre|Metres|Meter|Meters)|m)$/] {
   throwWarning: tr("unusual value of {0}: use abbreviation for unit and space between value and unit", "{0.key}");
   set width_meter_autofix;
@@ -186,5 +186,5 @@
 }
 
-*[maxwidth][maxwidth=~ /^[0-9]*\.?[0-9]*(( )*(metre|metres|meter|meters|Metre|Metres|Meter|Meters)|m)$/] {
+*[maxwidth][maxwidth=~ /^[0-9]+\.?[0-9]*(( )*(metre|metres|meter|meters|Metre|Metres|Meter|Meters)|m)$/] {
   throwWarning: tr("unusual value of {0}: use abbreviation for unit and space between value and unit", "{0.key}");
   set maxwidth_meter_autofix;