diff --git a/pipboyIO/serialTest.py b/pipboyIO/serialTest.py
index 06bc3e2..e2127b8 100644
--- a/pipboyIO/serialTest.py
+++ b/pipboyIO/serialTest.py
@@ -22,7 +22,7 @@ class Pin:
     def updateValue(self, value):
         if self.value == value:
             return (self, 0)
-        elif abs(self.value - value) in [1,2]:
+        elif abs(self.value - value) in [1,2,3,4]:
             return (self, 0)
         else:
             self.value = value