diff --git a/ESP-IDF_Robot/main/blink_example_main.c b/ESP-IDF_Robot/main/blink_example_main.c
index 484da4f97..e047c4d4b 100644
--- a/ESP-IDF_Robot/main/blink_example_main.c
+++ b/ESP-IDF_Robot/main/blink_example_main.c
@@ -313,7 +313,7 @@ void onDataReceived (const uint8_t *mac_addr, const uint8_t *data, uint8_t data_
 
     memcpy(&buf, data, sizeof(buf));    // Write buffer into the struct
     rc_x = buf.x_axis;                  // Save joystic x-axis value
-    rc_y = buf.y_axis;                  // Save y-axis value
+    rc_y = buf.y_axis;                  // Save joystic y-axis value
     update_pwm(rc_x, rc_y);    
 }