diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index 0b297fd8b1d12918b75096f5b0f0b25fc6bd82a1..4faa291eef7b643d89ef7d1c3369d42e2af76dc0 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -11874,11 +11874,15 @@ static virStateDriver qemuStateDriver = {
 };
 
 static int
-qemudVMFilterRebuild(virConnectPtr conn,
+qemudVMFilterRebuild(virConnectPtr conn ATTRIBUTE_UNUSED,
                      virHashIterator iter, void *data)
 {
-    (void)conn;
+    struct qemud_driver *driver = qemu_driver;
+
+    qemuDriverLock(driver);
     virHashForEach(qemu_driver->domains.objs, iter, data);
+    qemuDriverUnlock(driver);
+
     return 0;
 }