diff --git a/Src/CanSerialPortFrame.c b/Src/CanSerialPortFrame.c
index 30a8f6a..408fb66 100644
--- a/Src/CanSerialPortFrame.c
+++ b/Src/CanSerialPortFrame.c
@@ -727,7 +727,7 @@ uint16_t vCanSerialPortFrameTransmit(tCanSerialPortFrameFlagchip *env, uint8_t *
         tTxMsg.eDataType = FLEXCAN_FRAME_DATA;
         tTxMsg.eFrameType = (FLEXCAN_IdType) env->canTypeFrame;
         tTxMsg.bWaitTxCompleted = 1U;
-        tTxMsg.u16WaitTxTimeout = 10000U;
+        tTxMsg.u16WaitTxTimeout = 500000U;
 
 
         uint16_t len = 0;