diff --git a/.circleci/config.yml b/.circleci/config.yml
index 937dfd4..8475c80 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -8,8 +8,9 @@ workflows:
       - maven/parallel_test:
           executor:
             name: maven/default
-            tag: "17.0"
+            tag: "21.0"
           parallelism: 4
           parallel_it_pattern: "**/*Test*.java"
           pre-steps:
-            - tcc/setup
\ No newline at end of file
+            - checkout
+            - tcc/setup