diff --git a/os/hal/platforms/STM32/can_lld.c b/os/hal/platforms/STM32/can_lld.c
index ec9665da8..79094054a 100644
--- a/os/hal/platforms/STM32/can_lld.c
+++ b/os/hal/platforms/STM32/can_lld.c
@@ -138,11 +138,15 @@ CH_IRQ_HANDLER(CAN1_SCE_IRQHandler) {
   msr = CAN1->MSR;
   CAN1->MSR = CAN_MSR_ERRI | CAN_MSR_WKUI | CAN_MSR_SLAKI;
   /* Wakeup event.*/
+#if CAN_USE_SLEEP_MODE
   if (msr & CAN_MSR_WKUI) {
+    CAND1.state = CAN_READY;
+    CAND1.can->MCR &= ~CAN_MCR_SLEEP;
     chSysLockFromIsr();
     chEvtBroadcastI(&CAND1.wakeup_event);
     chSysUnlockFromIsr();
   }
+#endif /* CAN_USE_SLEEP_MODE */
   /* Error event.*/
   if (msr & CAN_MSR_ERRI) {
     canstatus_t flags;
diff --git a/readme.txt b/readme.txt
index 3431a8211..76a7d263d 100644
--- a/readme.txt
+++ b/readme.txt
@@ -79,6 +79,7 @@
 *****************************************************************************
 
 *** 2.4.4 ***
+- FIX: Fixed CAN_USE_SLEEP_MODE compilation problem (bug 3606616).
 - FIX: Fixed misplaced brace in icu_lld.c (bug 3605832).
 - FIX: Fixed bug prevents calling adcStartConversionI() within ISR (bug
   3605053).