diff --git a/ESP-IDF_Robot_RC/main/espnow_example_main.c b/ESP-IDF_Robot_RC/main/espnow_example_main.c
index b4ef9397c..805bf77d0 100755
--- a/ESP-IDF_Robot_RC/main/espnow_example_main.c
+++ b/ESP-IDF_Robot_RC/main/espnow_example_main.c
@@ -462,6 +462,7 @@ void sensors_data_prepare(espnow_data_packet_t *send_packet)
 void sendData (void) {
     // Send data, specify receiver MAC address, pointer to the data being sent, and length of data being sent.
     sensors_data_t *buffer;
+    buffer = malloc(sizeof(sensors_data_t));
     buffer->type = 1;
     buffer->crc = 0;
     buffer->x_axis = 0;