diff --git a/os/hal/ports/simulator/win32/hal_lld.c b/os/hal/ports/simulator/win32/hal_lld.c
index 5b50ca5c3..b513719a1 100644
--- a/os/hal/ports/simulator/win32/hal_lld.c
+++ b/os/hal/ports/simulator/win32/hal_lld.c
@@ -100,10 +100,10 @@ void _sim_check_for_interrupts(void) {
   }
 
   if (int_occurred) {
-    _dbg_check_lock();
+    __dbg_check_lock();
     if (chSchIsPreemptionRequired())
-      chSchDoReschedule();
-    _dbg_check_unlock();
+      chSchDoPreemption();
+    __dbg_check_unlock();
   }
 }