diff --git a/src/Chart.vala b/src/Chart.vala
index c8a2a05..bcb8cde 100644
--- a/src/Chart.vala
+++ b/src/Chart.vala
@@ -13,17 +13,17 @@ namespace CairoChart {
 		/**
 		 * Current evaluated area.
 		 */
-		public Area evarea = new Area();
+		public Area evarea = new Area.with_abs(0, 0, 1, 1);
 
 		/**
 		 * Zoom area limits (relative coordinates: 0.0-1.0).
 		 */
-		public Area zoom = new Area();
+		public Area zoom = new Area.with_abs(0, 0, 1, 1);
 
 		/**
 		 * Plot area bounds.
 		 */
-		public Area plarea = new Area();
+		public Area plarea = new Area.with_abs(0, 0, 1, 1);
 
 		/**
 		 * Cairo ``Context`` of the Drawing Area.