diff --git a/devices/ioctrl/amic.cpp b/devices/ioctrl/amic.cpp
index cc84742..11f689b 100644
--- a/devices/ioctrl/amic.cpp
+++ b/devices/ioctrl/amic.cpp
@@ -90,6 +90,14 @@ AMIC::AMIC() : MMIODevice()
     this->swim3->set_dma_channel(this->floppy_dma.get());
 }
 
+AMIC::~AMIC()
+{
+    if (this->pseudo_vbl_tid) {
+        TimerManager::get_instance()->cancel_timer(this->pseudo_vbl_tid);
+        this->pseudo_vbl_tid = 0;
+    }
+}
+
 int AMIC::device_postinit()
 {
     MemCtrlBase *mem_ctrl = dynamic_cast<MemCtrlBase *>
diff --git a/devices/ioctrl/amic.h b/devices/ioctrl/amic.h
index 2a94908..faaab42 100644
--- a/devices/ioctrl/amic.h
+++ b/devices/ioctrl/amic.h
@@ -275,7 +275,7 @@ enum AMICReg : uint32_t {
 class AMIC : public MMIODevice, public InterruptCtrl {
 public:
     AMIC();
-    ~AMIC() = default;
+    ~AMIC();
 
     static std::unique_ptr<HWComponent> create() {
         return std::unique_ptr<AMIC>(new AMIC());
@@ -336,7 +336,7 @@ private:
     uint8_t     via2_slot_ifr   = 0x7F; // reverse logic
     uint8_t     via2_slot_irq   =    0; // normal logic
 
-    uint32_t    pseudo_vbl_tid; // ID for the pseudo-VBL timer
+    uint32_t    pseudo_vbl_tid  =    0; // ID for the pseudo-VBL timer
 
     // AMIC subdevice instances
     Sc53C94*            scsi;