diff --git a/tests/scripts/thread-cert/Cert_5_3_03_AddressQuery.py b/tests/scripts/thread-cert/Cert_5_3_03_AddressQuery.py
index 61e1db371..36c37ba42 100755
--- a/tests/scripts/thread-cert/Cert_5_3_03_AddressQuery.py
+++ b/tests/scripts/thread-cert/Cert_5_3_03_AddressQuery.py
@@ -142,8 +142,8 @@ class Cert_5_3_3_AddressQuery(unittest.TestCase):
         self.nodes[ROUTER3].stop()
 
         # Wait for the Leader to expire its Router ID.
-        # MAX_NEIGHBOR_AGE + INFINITE_COST_TIMEOUT + ID_REUSE_DELAY + propagation time + transmission time ~ 550s.
-        time.sleep(550)
+        # MAX_NEIGHBOR_AGE + INFINITE_COST_TIMEOUT + ID_REUSE_DELAY + propagation time + transmission time ~ 580s.
+        time.sleep(580)
         self.assertFalse(self.nodes[MED1].ping(router3_mleid))
 
         # Verify DUT_ROUTER2 sent an Address Query Request to the Realm local address.
diff --git a/tests/scripts/thread-cert/Makefile.am b/tests/scripts/thread-cert/Makefile.am
index 3d7e70ef7..ef4187309 100644
--- a/tests/scripts/thread-cert/Makefile.am
+++ b/tests/scripts/thread-cert/Makefile.am
@@ -175,6 +175,7 @@ check_SCRIPTS                                                      = \
     Cert_5_1_12_NewRouterNeighborSync.py                             \
     Cert_5_1_13_RouterReset.py                                       \
     Cert_5_2_01_BecomeActiveRouter.py                                \
+    Cert_5_2_05_AddressQuery.py                                      \
     Cert_5_2_06_RouterDowngrade.py                                   \
     Cert_5_2_07_REEDSynchronization.py                               \
     Cert_5_2_04_REEDUpgrade.py                                       \