diff --git a/xaal.go b/xaal.go
index 6828b6a07340f1311b6e96921d7f1524b4ca92d8..0a8498fbc757d79ffff2286a80316f9ea0c7904a 100644
--- a/xaal.go
+++ b/xaal.go
@@ -303,6 +303,8 @@ func (dev *Lamp) update(payload map[string]interface{}) {
 	// color_temp
 	if dev.getMode() == "white" {
 		// color_temp change when we are in color mode (looks like a z2m bug)
+		// so we have to only update when we are in white mode. Without this check
+		// the color_temp is wrong when you change the mode w/ setMode
 		color_temp, exists := payload["color_temp"].(float64)
 		if exists {
 			// Mired = 1,000,000 / Temperature in Kelvin