diff --git a/Controller/CropController.lua b/Controller/CropController.lua
index c71f68a..01f18c7 100644
--- a/Controller/CropController.lua
+++ b/Controller/CropController.lua
@@ -213,7 +213,7 @@ function CropController:main()
         cc.lastHarvest = os.clock()
         cc:harvest()
         cc:refreshDisplay()
-        while cc.stats["Harvest Interval"] - (os.clock() - self.lastHarvest) > 0 do
+        while cc.stats["Harvest Interval"] - (os.clock() - cc.lastHarvest) > 0 do
             cc:updateTimeToHarvest(1, termHeight - 1)
             sleep(0.5)
         end