diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 5a83e145..d33528c2 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -1,9 +1,9 @@
 name: Release
 
 on:
-  push:
-    tags:
-      - "*.*.*"
+  release:
+    types:
+      - published
 
 jobs:
   build:
@@ -178,3 +178,42 @@ jobs:
           git add CHANGELOG.md
           git commit -m "Update CHANGELOG"
           git push https://${{ secrets.GITHUB_TOKEN }}@github.com/BITNP/BIThesis.git main
+
+  upload_to_ctan:
+    name: Upload to CTAN
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - uses: actions/checkout@v4
+      - name: Download bithesis.pdf
+        uses: actions/download-artifact@v3
+        with:
+          name: bithesis
+      - run: make pkg-only
+      - name: Determine version
+        id: version
+        run: |
+          version=${{ github.event.release.tag_name }}
+          echo "number=$(echo $version | sed 's/^v//')" >> "$GITHUB_OUTPUT"
+          echo "date=$(date '+%Y-%m-%d')" >> "$GITHUB_OUTPUT"
+      - name: Determine action
+        id: action
+        run: |
+          echo "action=${{ github.event.release.prerelease && 'validate' || 'upload' }}" >> "$GITHUB_OUTPUT"
+      - name: Upload to CTAN
+        uses: paolobrasolin/ctan-submit-action@v1
+        with:
+          action: ${{ steps.action.outputs.action }}
+          file_path: bithesis.zip
+          fields: |
+            update: "true"
+            pkg: bithesis
+            version: ${{ steps.version.outputs.number }} ${{ steps.version.outputs.date }}
+            author: Feng Kaiyu
+            email: loveress01@outlook.com
+            uploader: Feng Kaiyu
+      - name: Report
+        run: >
+          echo "🎉 Successfully ${{ steps.action.outputs.action }}
+          ${{ steps.version.outputs.number }} (${{ steps.version.outputs.date }})
+          to [CTAN](https://www.ctan.org/pkg/bithesis)." >> "$GITHUB_STEP_SUMMARY"
diff --git a/DEVELOPMENT.md b/DEVELOPMENT.md
index 2740197e..ec20a8e6 100644
--- a/DEVELOPMENT.md
+++ b/DEVELOPMENT.md
@@ -78,7 +78,7 @@ make doc
 ## 打包
 
 - `make overleaf version=X.X.X` 可以生成上传 overleaf 所需要的 zip 文件。
-- `make pkg` 可以生成上传 CTAN 所需要的 zip 文件。
+- `make pkg` 可以生成上传 CTAN 所需要的 zip 文件。若已有手册而不想重新编译，可 `make pkg-only`。
 - `make grad version=X.X.X` 可以生成用作研究生院官网附件的 zip 文件。
 
 ## 上传 Overleaf 与更新
diff --git a/Makefile b/Makefile
index cc8b4d34..e8b88c52 100644
--- a/Makefile
+++ b/Makefile
@@ -21,7 +21,7 @@ else
 endif
 
 
-.PHONY: all cls doc clean FORCE_MAKE copy
+.PHONY: all cls doc clean FORCE_MAKE copy pkg pkg-only
 
 $(PACKAGE).pdf: cls FORCE_MAKE
 	@$(LATEXMK) -xelatex $(PACKAGE).dtx
@@ -94,13 +94,15 @@ dev:
 dev-doc:
 	ls bithesis.dtx | entr -s 'make clean-all && yes y | make doc && open bithesis.pdf'
 
-pkg: doc
+pkg-only:
 	rm -rf ./bithesis ./bithesis.zip
 	mkdir bithesis
-	cp bithesis.{ins,dtx,pdf} ./README*.md ./contributing*.md ./bithesis
+	cp bithesis.ins bithesis.dtx bithesis.pdf ./README*.md ./contributing*.md ./bithesis
 	mv ./bithesis/README-bithesis.md ./bithesis/README.md
 	zip -r bithesis.zip bithesis
 
+pkg: doc pkg-only
+
 GRAD_DEST_DIR = ./BIThesis-graduate-thesis-template
 
 grad: doc copy FORCE_MAKE