diff --git a/examples/openthread/.build-test-rules.yml b/examples/openthread/.build-test-rules.yml
index 8c322783d7c..c3e3dd5a201 100644
--- a/examples/openthread/.build-test-rules.yml
+++ b/examples/openthread/.build-test-rules.yml
@@ -10,6 +10,7 @@
     - esp_system
     - ieee802154
     - lwip
+    - mbedtls
     - openthread
   depends_filepatterns:
     - examples/common_components/protocol_examples_common/*