diff --git a/ESP-IDF_Robot/main/rc.h b/ESP-IDF_Robot/main/rc.h
index c98d2cbd1..880d430d0 100644
--- a/ESP-IDF_Robot/main/rc.h
+++ b/ESP-IDF_Robot/main/rc.h
@@ -17,7 +17,7 @@
 
 //static const char *TAG = "ESP IDF Robot";
 
-extern motors;
+extern motors_rpm motors;
 
 static int adc_raw[2][10];
 static int voltage[2][10];