diff --git a/OOequipment/Equipment.m b/OOequipment/Equipment.m
index abf20cd..bf3d0dc 100644
--- a/OOequipment/Equipment.m
+++ b/OOequipment/Equipment.m
@@ -149,7 +149,7 @@ classdef Equipment < handle
 		
 		function num = forceNum(input)
 			if ~isnumeric(input)
-				error('Input should be a (single) number.);
+				error('Input should be a (single) number.');
 			end
 			num = input;
 		end