diff --git a/README.md b/README.md
index bf6018b..dff3398 100644
--- a/README.md
+++ b/README.md
@@ -51,11 +51,13 @@ Meanwhile in the **receiver** program...
 #include "freertos/task.h"
 #include "lora.h"
 
-uint8_t but[32];
+
 
 void task_rx(void *p)
 {
+   uint8_t buf[32];
    int x;
+
    for(;;) {
       lora_receive();    // put into receive mode
       while(lora_received()) {