diff --git a/DS4Windows/DS4Library/DS4Device.cs b/DS4Windows/DS4Library/DS4Device.cs
index f8732c8..69e7fd8 100644
--- a/DS4Windows/DS4Library/DS4Device.cs
+++ b/DS4Windows/DS4Library/DS4Device.cs
@@ -106,7 +106,8 @@ namespace DS4Windows
 
         public bool IsRumbleSet()
         {
-            return RumbleMotorsExplicitlyOff || RumbleMotorStrengthLeftHeavySlow != 0 || RumbleMotorStrengthRightLightFast != 0;
+            const byte zero = 0;
+            return RumbleMotorsExplicitlyOff || RumbleMotorStrengthLeftHeavySlow != zero || RumbleMotorStrengthRightLightFast != zero;
         }
     }