diff --git a/.github/workflows/weekly_ci.yml b/.github/workflows/periodic_ci.yml
similarity index 93%
rename from .github/workflows/weekly_ci.yml
rename to .github/workflows/periodic_ci.yml
index fdcf5b7..12dce2e 100644
--- a/.github/workflows/weekly_ci.yml
+++ b/.github/workflows/periodic_ci.yml
@@ -1,12 +1,12 @@
 ---
 # yamllint disable rule:line-length
-name: Weekly CI trigger
+name: Periodic CI trigger
 on:  # yamllint disable-line rule:truthy
   workflow_dispatch:
   schedule:
-    - cron: 0 8 * * 6
+    - cron: 0 17 * * 6
 env:
-  BRANCH_NAME: weekly-ci
+  BRANCH_NAME: periodic-ci
   COMMIT_MESSAGE: "ci: This PR is to trigger periodic CI testing"
   BODY_MESSAGE: >-
     This PR is for the purpose of triggering periodic CI testing.
@@ -16,7 +16,9 @@ env:
 permissions:
   contents: read
 jobs:
-  weekly_ci:
+  periodic_ci:
+    # Set repository or organization variable PERIODIC_CI_ENABLED='true' to enable
+    if: vars.PERIODIC_CI_ENABLED == 'true'
     runs-on: ubuntu-latest
     permissions:
       issues: write