diff --git a/lib/IRremoteESP8266-2.7.3/src/IRac.cpp b/lib/IRremoteESP8266-2.7.3/src/IRac.cpp
index 7b8b0f378..b2dc6f63e 100644
--- a/lib/IRremoteESP8266-2.7.3/src/IRac.cpp
+++ b/lib/IRremoteESP8266-2.7.3/src/IRac.cpp
@@ -2232,6 +2232,7 @@ namespace IRAcUtils {
 #if DECODE_COOLIX
       case decode_type_t::COOLIX: {
         IRCoolixAC ac(kGpioUnused);
+        ac.on();
         ac.setRaw(decode->value);  // Uses value instead of state.
         *result = ac.toCommon(prev);
         break;