diff --git a/examples/openthread/.build-test-rules.yml b/examples/openthread/.build-test-rules.yml
index 5e438d9c7b..09ac207240 100644
--- a/examples/openthread/.build-test-rules.yml
+++ b/examples/openthread/.build-test-rules.yml
@@ -7,6 +7,7 @@
     - esp_coex
     - esp_netif
     - esp_phy
+    - esp_system
     - ieee802154
     - lwip
     - openthread