diff --git a/.gitea/workflows/deploy-blog.yml b/.gitea/workflows/deploy-blog.yml
index 9eb3966..c5d0025 100644
--- a/.gitea/workflows/deploy-blog.yml
+++ b/.gitea/workflows/deploy-blog.yml
@@ -48,8 +48,9 @@ jobs:
       - name: Upload non-production preview version
         run: |
           raw_ref="${GITHUB_REF_NAME:-${GITEA_REF_NAME:-preview}}"
-          preview_alias="$(printf '%s' "$raw_ref" | tr '[:upper:]' '[:lower:]' | sed -E 's/[^a-z0-9-]+/-/g; s/^-+//; s/-+$//' | cut -c1-40)"
-          preview_alias="${preview_alias:-preview}"
+          preview_slug="$(printf '%s' "$raw_ref" | tr '[:upper:]' '[:lower:]' | sed -E 's/[^a-z0-9-]+/-/g; s/^-+//; s/-+$//')"
+          preview_hash="$(printf '%s' "$raw_ref" | sha256sum | cut -c1-8)"
+          preview_alias="$(printf '%s' "${preview_slug:-preview}" | cut -c1-20)-$preview_hash"
           npx wrangler versions upload --config wrangler/blog.production.jsonc --preview-alias "$preview_alias"
         env:
           CLOUDFLARE_API_TOKEN: ${{ secrets.CF_API_TOKEN }}
diff --git a/.gitea/workflows/deploy.yml b/.gitea/workflows/deploy.yml
index e4679d9..1b07aac 100644
--- a/.gitea/workflows/deploy.yml
+++ b/.gitea/workflows/deploy.yml
@@ -48,8 +48,9 @@ jobs:
       - name: Upload non-production preview version
         run: |
           raw_ref="${GITHUB_REF_NAME:-${GITEA_REF_NAME:-preview}}"
-          preview_alias="$(printf '%s' "$raw_ref" | tr '[:upper:]' '[:lower:]' | sed -E 's/[^a-z0-9-]+/-/g; s/^-+//; s/-+$//' | cut -c1-40)"
-          preview_alias="${preview_alias:-preview}"
+          preview_slug="$(printf '%s' "$raw_ref" | tr '[:upper:]' '[:lower:]' | sed -E 's/[^a-z0-9-]+/-/g; s/^-+//; s/-+$//')"
+          preview_hash="$(printf '%s' "$raw_ref" | sha256sum | cut -c1-8)"
+          preview_alias="$(printf '%s' "${preview_slug:-preview}" | cut -c1-20)-$preview_hash"
           npx wrangler versions upload --config wrangler/www.production.jsonc --preview-alias "$preview_alias"
         env:
           CLOUDFLARE_API_TOKEN: ${{ secrets.CF_API_TOKEN }}