diff --git a/.github/workflows/clean_validation_envs.yml b/.github/workflows/clean_validation_envs.yml
index e5d5a38700..332afd50b4 100644
--- a/.github/workflows/clean_validation_envs.yml
+++ b/.github/workflows/clean_validation_envs.yml
@@ -31,6 +31,6 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           MAIN_TRE_ID: ${{ secrets.TRE_ID }}
           GITHUB_REPOSITORY: ${{ github.repository}}
-          BRANCH_LAST_ACTIVITY_IN_HOURS_FOR_STOP: 2
+          BRANCH_LAST_ACTIVITY_IN_HOURS_FOR_STOP: 8
           BRANCH_LAST_ACTIVITY_IN_HOURS_FOR_DESTROY: 48
         run: devops/scripts/clean_ci_validation_envs.sh