diff --git a/.circleci/config.yml b/.circleci/config.yml
index d6fd08755..648049b80 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -141,8 +141,10 @@ workflows:
               only: /.*/
       - test_windows:
           filters:
+            branches:
+              only: /^(release-.*|.*build-all.*)$/
             tags:
-              only: /.*/
+              only: /^v2(\.[0-9]+){2}(-.+|[^-.]*)$/
       - prometheus/build:
           name: build
           parallelism: 3