diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 5cdefd1f5c..9da6428114 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -54,7 +54,6 @@ variables:
   BATCH_BUILD: "1"
   V: "0"
   CHECKOUT_REF_SCRIPT: "$CI_PROJECT_DIR/tools/ci/checkout_project_ref.py"
-  PYTHON_VER: 3.7.10
 
   CLANG_TIDY_RUNNER_PROJ: 2107  # idf/clang-tidy-runner
   IDF_BUILD_APPS_PROJ: 2818  # espressif/idf-build-apps