diff --git a/.github/main.workflow b/.github/main.workflow
index c5af1eec..7690218e 100644
--- a/.github/main.workflow
+++ b/.github/main.workflow
@@ -6,6 +6,6 @@ workflow "Main workflow" {
 action "Build and deploy with MkDocs" {
   uses = "./.github/mkdocs/"
   secrets = [
-    "GITHUB_ACTIONS_DEPLOY_KEY"
+    "ACTIONS_DEPLOY_KEY"
   ]
 }
diff --git a/.github/mkdocs/entrypoint.sh b/.github/mkdocs/entrypoint.sh
index 640a525a..8c524af8 100755
--- a/.github/mkdocs/entrypoint.sh
+++ b/.github/mkdocs/entrypoint.sh
@@ -5,7 +5,7 @@ set -ex -o pipefail # -x: is for debugging
 
 mkdir /root/.ssh
 ssh-keyscan -t rsa github.com > /root/.ssh/known_hosts
-echo "${GITHUB_ACTIONS_DEPLOY_KEY}" > /root/.ssh/id_rsa
+echo "${ACTIONS_DEPLOY_KEY}" > /root/.ssh/id_rsa
 chmod 400 /root/.ssh/id_rsa
 
 mkdocs build
diff --git a/docs/hosting-and-deployment/github-pages.md b/docs/hosting-and-deployment/github-pages.md
index e0c2f9e9..0f791ccb 100644
--- a/docs/hosting-and-deployment/github-pages.md
+++ b/docs/hosting-and-deployment/github-pages.md
@@ -24,7 +24,7 @@ git push origin "${remote_branch}"
 2. Go to "Settings > Deploy Keys" of repository.
 3. Add your public key within "Allow write access" option.
 4. Go to "Settings > Secrets" of repository.
-5. Add your private deploy key as `GITHUB_ACTIONS_DEPLOY_KEY`
+5. Add your private deploy key as `ACTIONS_DEPLOY_KEY`
 
 ### (3) Push `.github`