diff --git a/bin/tests/system/nsec3/tests_nsec3_change.py b/bin/tests/system/nsec3/tests_nsec3_change.py
index 860c8d3caf..d5ec16f5b4 100644
--- a/bin/tests/system/nsec3/tests_nsec3_change.py
+++ b/bin/tests/system/nsec3/tests_nsec3_change.py
@@ -62,6 +62,7 @@ def after_servers_start(ns3, templates):
     fqdn = f"{zone}."
     isctest.kasp.wait_keymgr_done(ns3, zone)
 
+    time.sleep(1)
     shutil.copyfile(f"{nsdir}/template2.db.in", f"{nsdir}/{zone}.db")
     ns3.rndc(f"reload {zone}")