diff --git a/src/utils.c b/src/utils.c
index bc430a19c..e5e7fa738 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -89,8 +89,6 @@ void printUUID(uint8_t *uuid) {
            uuid[8], uuid[9], uuid[10], uuid[11], uuid[12], uuid[13], uuid[14], uuid[15]);
 }
 
-static char uuid_to_str_buffer[];
-
 static char bd_addr_to_str_buffer[6*3];  // 12:45:78:01:34:67\0
 char * bd_addr_to_str(bd_addr_t addr){
     sprintf(bd_addr_to_str_buffer, "%02x:%02x:%02x:%02x:%02x:%02x", addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]);