diff --git a/include/spislave.h b/include/spislave.h
index 0d85a09e..cf1db7a3 100644
--- a/include/spislave.h
+++ b/include/spislave.h
@@ -28,6 +28,8 @@ licenses. Refer to LICENSE.txt file in repository for more details.
 
 esp_err_t spi_init();
 
+extern TaskHandle_t spiTask;
+
 void spi_enqueuedata(MessageBuffer_t *message);
 void spi_queuereset();