# Seeing warning about using old version even after migrating from CircleCI 1.0 to 2.0

**URL:** <https://discuss.circleci.com/t/seeing-warning-about-using-old-version-even-after-migrating-from-circleci-1-0-to-2-0/24893>\
**Category:** Deployments\
**Created:** [September 4, 2018, 5:54pm UTC](https://discuss.circleci.com/t/seeing-warning-about-using-old-version-even-after-migrating-from-circleci-1-0-to-2-0/24893 "2018-09-04T17:54:57Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![halfer](https://sea2.discourse-cdn.com/circleci/user_avatar/discuss.circleci.com/halfer/32/9083_2.png) [@halfer](https://discuss.circleci.com/u/halfer)\
**Post date:** [September 4, 2018, 8:47pm UTC](https://discuss.circleci.com/t/seeing-warning-about-using-old-version-even-after-migrating-from-circleci-1-0-to-2-0/24893/2 "2018-09-04T20:47:20Z")

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I think this is the same as this one:

> [@Projects currently running on CircleCI 1.0 are no longer supported. Please migrate to CircleCI 2.0](https://discuss.circleci.com/t/projects-currently-running-on-circleci-1-0-are-no-longer-supported-please-migrate-to-circleci-2-0/24894):
>
> Hi Everyone, I have a message “Projects currently running on CircleCI 1.0 are no longer supported. Please migrate to CircleCI 2.0.”. But I think it should be 2.0. I checked with CLI: $ circleci config validate Config file at .circleci/config.yml is valid .circleci/config.yml version: 2 references: ## Cache cache\_key: &cache\_key key: cache-{{ checksum "gradle/wrapper/gradle-wrapper.properties" }}-{{ checksum "build.gradle" }}-{{ checksum "aroma-core/build.gradle" }} restore\_cache:…

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_[View the full topic](https://discuss.circleci.com/t/seeing-warning-about-using-old-version-even-after-migrating-from-circleci-1-0-to-2-0/24893)._