diff --git a/tests/unit/test_routing_manager.cpp b/tests/unit/test_routing_manager.cpp
index 293669264..55b4fbca9 100644
--- a/tests/unit/test_routing_manager.cpp
+++ b/tests/unit/test_routing_manager.cpp
@@ -3546,6 +3546,8 @@ void TestBorderRoutingProcessPlatfromGeneratedNd(void)
     VerifyOrQuit(sHeapAllocatedPtrs.GetLength() <= heapAllocations);
 
     Log("End of TestBorderRoutingProcessPlatfromGeneratedNd");
+
+    FinalizeTest();
 }
 #endif // OPENTHREAD_CONFIG_BORDER_ROUTING_DHCP6_PD_ENABLE