diff --git a/Controllers/ThingMController/RGBController_BlinkController.cpp b/Controllers/ThingMController/RGBController_BlinkController.cpp
index 602d7af2..859df1c4 100644
--- a/Controllers/ThingMController/RGBController_BlinkController.cpp
+++ b/Controllers/ThingMController/RGBController_BlinkController.cpp
@@ -105,9 +105,9 @@ void RGBController_BlinkController::ResizeZone(int /*zone*/, int /*new_size*/)
 
 void RGBController_BlinkController::DeviceUpdateLEDs()
 {
-    for (std::size_t led = 0; led < colors.size(); led++)
+    for(std::size_t led = 0; led < colors.size(); led++)
     {
-        UpdateSingleLED(led);
+        UpdateSingleLED((int)led);
     }
 }