diff --git a/Inc/LoggerToSerialPort.h b/Inc/LoggerToSerialPort.h
index 40ee5a7..af42155 100644
--- a/Inc/LoggerToSerialPort.h
+++ b/Inc/LoggerToSerialPort.h
@@ -23,6 +23,8 @@ typedef struct {
     uint16_t flags;
     int32_t greenwichOffset;
 
+    uint8_t buf_LOG[256];
+
     struct {
         osThreadId_t id;
         uint32_t stack[512];
diff --git a/Src/LoggerToSerialPort.c b/Src/LoggerToSerialPort.c
index d6fd65d..968d1a1 100644
--- a/Src/LoggerToSerialPort.c
+++ b/Src/LoggerToSerialPort.c
@@ -143,15 +143,15 @@ void LoggerToSerialPort_Init(
     LogTransmitter_StartThread(env);
 }
 
-extern uint8_t buf_USART2_TRANSMITTED[256];
+
 
 static _Noreturn void LogTransmitter_Thread(tLoggerToSerialPort *env) {
     for (;;) {
-        uint16_t len = env->serialPortIo_VIRT->receive(env->serialPortIo_VIRT->env, buf_USART2_TRANSMITTED,
-                                                       sizeof(buf_USART2_TRANSMITTED), env->timeoutTransmittedLog);
+        uint16_t len = env->serialPortIo_VIRT->receive(env->serialPortIo_VIRT->env, env->buf_LOG,
+                                                       sizeof(env->buf_LOG), env->timeoutTransmittedLog);
 
         if (len > 0) {
-            len = env->serialPortIo_PHYSIC->transmit(env->serialPortIo_PHYSIC->env, buf_USART2_TRANSMITTED,
+            len = env->serialPortIo_PHYSIC->transmit(env->serialPortIo_PHYSIC->env, env->buf_LOG,
                                                      len, env->timeoutTransmittedLog);
         }
     }