diff --git a/Controllers/EVGASMBusController/RGBController_EVGAACX30SMBus.cpp b/Controllers/EVGASMBusController/RGBController_EVGAACX30SMBus.cpp
index 5cf265d1..469f8bae 100644
--- a/Controllers/EVGASMBusController/RGBController_EVGAACX30SMBus.cpp
+++ b/Controllers/EVGASMBusController/RGBController_EVGAACX30SMBus.cpp
@@ -130,7 +130,7 @@ void RGBController_EVGAACX30SMBus::ResizeZone(int /*zone*/, int /*new_size*/)
 
 void RGBController_EVGAACX30SMBus::DeviceUpdateLEDs()
 {
-    for(int led = 0; led < colors.size(); led++)
+    for(unsigned int led = 0; led < colors.size(); led++)
     {
         UpdateSingleLED(led);
     }