diff --git a/src/core/config/mle.h b/src/core/config/mle.h
index e6131bd49..5bc576c26 100644
--- a/src/core/config/mle.h
+++ b/src/core/config/mle.h
@@ -190,7 +190,7 @@
  *
  */
 #ifndef OPENTHREAD_CONFIG_MLE_SEND_LINK_REQUEST_ON_ADV_TIMEOUT
-#define OPENTHREAD_CONFIG_MLE_SEND_LINK_REQUEST_ON_ADV_TIMEOUT 0
+#define OPENTHREAD_CONFIG_MLE_SEND_LINK_REQUEST_ON_ADV_TIMEOUT 1
 #endif
 
 /**
diff --git a/tests/scripts/thread-cert/Cert_9_2_15_PendingPartition.py b/tests/scripts/thread-cert/Cert_9_2_15_PendingPartition.py
index bde7ce2f6..f73e99f6b 100755
--- a/tests/scripts/thread-cert/Cert_9_2_15_PendingPartition.py
+++ b/tests/scripts/thread-cert/Cert_9_2_15_PendingPartition.py
@@ -125,6 +125,7 @@ class Cert_9_2_15_PendingPartition(thread_cert.TestCase):
 
         self.nodes[ROUTER2].reset()
         self._setUpRouter2()
+        self.simulator.go(100)
 
         self.nodes[COMMISSIONER].send_mgmt_pending_set(
             pending_timestamp=20,
@@ -133,7 +134,7 @@ class Cert_9_2_15_PendingPartition(thread_cert.TestCase):
             mesh_local='fd00:0db7::',
             panid=PANID_FINAL,
         )
-        self.simulator.go(101)
+        self.simulator.go(100)
 
         self.nodes[ROUTER2].start()
         self.simulator.go(5)
diff --git a/tests/toranj/openthread-core-toranj-config.h b/tests/toranj/openthread-core-toranj-config.h
index bd4d063d1..885643d64 100644
--- a/tests/toranj/openthread-core-toranj-config.h
+++ b/tests/toranj/openthread-core-toranj-config.h
@@ -339,14 +339,6 @@
  */
 #define OPENTHREAD_CONFIG_MLE_INFORM_PREVIOUS_PARENT_ON_REATTACH 1
 
-/**
- * @def OPENTHREAD_CONFIG_MLE_SEND_LINK_REQUEST_ON_ADV_TIMEOUT
- *
- * Define to 1 to send an MLE Link Request when MAX_NEIGHBOR_AGE is reached for a neighboring router.
- *
- */
-#define OPENTHREAD_CONFIG_MLE_SEND_LINK_REQUEST_ON_ADV_TIMEOUT 1
-
 /**
  * @def OPENTHREAD_CONFIG_CHANNEL_MANAGER_ENABLE
  *