@@ -7,12 +7,8 @@
 }
 local log = sorcery.logger('tree')
 local L = sorcery.lib
 
-local measure_sap = function(v) -- v in half-pints
-	return string.format('%s pints', v / 2)
-end
-
 sorcery.register.trees.foreach('sorcery:treesetup', {}, function(id, t)
 	-- generates sap and hooks handlers appropriately
 	if t.node then
 		local def = minetest.registered_nodes[t.node]
@@ -44,9 +40,9 @@
 			kind = 'sorcery:sap';
 			color = t.sapcolor or t.color or {119,24,30};
 			autogen = true;
 			imgvariant = 'sparkle';
-			measure = measure_sap;
+			measure = sorcery.liquid.units.pint;
 			usetrough = t.sap ~= false;
 		}
 	end