diff --git a/package/python-service-identity/Config.in b/package/python-service-identity/Config.in
index c9cbb6cca1..73593b0d61 100644
--- a/package/python-service-identity/Config.in
+++ b/package/python-service-identity/Config.in
@@ -1,10 +1,11 @@
 config BR2_PACKAGE_PYTHON_SERVICE_IDENTITY
 	bool "python-service-identity"
+	depends on BR2_INSTALL_LIBSTDCPP # python-pyopenssl, python-pyasn
+	select BR2_PACKAGE_PYTHON_ATTRS # runtime
 	select BR2_PACKAGE_PYTHON_CHARACTERISTIC # runtime
 	select BR2_PACKAGE_PYTHON_PYASN # runtime
 	select BR2_PACKAGE_PYTHON_PYASN_MODULES # runtime
 	select BR2_PACKAGE_PYTHON_PYOPENSSL # runtime
-	depends on BR2_INSTALL_LIBSTDCPP # python-pyopenssl, python-pyasn
 	help
 	  Service identity verification for pyOpenSSL.