diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index d12955b2a2..ef0e193c23 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -8624,6 +8624,10 @@ static int qemudDomainDetachHostPciDevice(struct qemud_driver *driver,
         pciFreeDevice(pci);
     }
 
+    if (qemuDomainPCIAddressReleaseAddr(priv->pciaddrs, &detach->info) < 0) {
+        VIR_WARN0("Unable to release PCI address on controller");
+    }
+
     if (vm->def->nhostdevs > 1) {
         memmove(vm->def->hostdevs + i,
                 vm->def->hostdevs + i + 1,