diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 9d2cb002102..6bfde7cef45 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -89,6 +89,7 @@ deploy_to_di_backend:manual:
 check_new_flaky_tests:
   stage: quality-gate
   extends: .testrunner
+  image: registry.ddbuild.io/images/mirror/dd-trace-py/testrunner:0a50e839f4b1600f02157518b8d016451b346578@sha256:5dae9bc7872f69b31b612690f0748c7ad71ab90ef28a754b2ae93d0ba505837b
   script:
     - export DD_SITE=datadoghq.com
     - export DD_API_KEY=$(aws ssm get-parameter --region us-east-1 --name ci.${CI_PROJECT_NAME}.dd-api-key-qualitygate --with-decryption --query "Parameter.Value" --out text)
diff --git a/.gitlab/testrunner.yml b/.gitlab/testrunner.yml
index 38e2111ec78..a1c3f9ec619 100644
--- a/.gitlab/testrunner.yml
+++ b/.gitlab/testrunner.yml
@@ -4,5 +4,5 @@
   tags: [ "arch:amd64" ]
   timeout: 20m
   before_script:
-    - pyenv global 3.12 3.7 3.8 3.9 3.10 3.11 3.13-dev
+    - pyenv global 3.12 3.7 3.8 3.9 3.10 3.11
     - export _CI_DD_AGENT_URL=http://${HOST_IP}:8126/
diff --git a/.gitlab/tests.yml b/.gitlab/tests.yml
index 303333d9cb0..fd2bd14a5e7 100644
--- a/.gitlab/tests.yml
+++ b/.gitlab/tests.yml
@@ -13,7 +13,7 @@ variables:
   tags: [ "arch:amd64" ]
   timeout: 20m
   before_script:
-    - pyenv global 3.12 3.7 3.8 3.9 3.10 3.11 3.13-dev
+    - pyenv global 3.12 3.7 3.8 3.9 3.10 3.11
     - export _CI_DD_AGENT_URL=http://${HOST_IP}:8126/