diff --git a/os/hal/platforms/STM32/spi_lld.c b/os/hal/platforms/STM32/spi_lld.c
index cbb7859a3..4dc18e80c 100644
--- a/os/hal/platforms/STM32/spi_lld.c
+++ b/os/hal/platforms/STM32/spi_lld.c
@@ -97,6 +97,12 @@ static void serve_interrupt(SPIDriver *spip) {
   /* Wakeup the waiting thread if any, note that the following macro is
      empty if the SPI_USE_WAIT option is disabled.*/
   _spi_wakeup(spip);
+
+  /* State change.*/
+  if (spip->spd_state == SPI_SYNC)
+    spip->spd_state = SPI_READY;
+  else
+    spip->spd_state = SPI_SELECTED;
 }
 
 /*===========================================================================*/