diff --git a/README.md b/README.md
index 24246f93e..1f183c371 100644
--- a/README.md
+++ b/README.md
@@ -136,6 +136,9 @@ on:
       - main  # Set a branch name to trigger deployment
   pull_request:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+
 jobs:
   deploy:
     runs-on: ubuntu-18.04
@@ -148,7 +151,7 @@ jobs:
       - name: Setup Hugo
         uses: peaceiris/actions-hugo@v2
         with:
-          hugo-version: '0.83.1'
+          hugo-version: '0.85.0'
 
       - name: Build
         run: hugo --minify
@@ -470,6 +473,9 @@ on:
     tags:
       - 'v*.*.*'
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+
 jobs:
   deploy:
     runs-on: ubuntu-18.04
@@ -597,6 +603,9 @@ on:
     - cron: "22 22 * * *"
   workflow_dispatch:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+
 jobs:
   deploy:
     runs-on: ubuntu-18.04
@@ -635,6 +644,9 @@ on:
       - main
   pull_request:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+
 jobs:
   deploy:
     runs-on: ubuntu-18.04
@@ -681,6 +693,9 @@ on:
       - main
   pull_request:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+
 jobs:
   deploy:
     runs-on: ubuntu-18.04
@@ -731,6 +746,9 @@ on:
       - main
   pull_request:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+
 jobs:
   deploy:
     runs-on: ubuntu-18.04
@@ -784,6 +802,9 @@ on:
       - main
   pull_request:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+
 jobs:
   deploy:
     runs-on: ubuntu-18.04
@@ -835,6 +856,9 @@ on:
       - 'website/**'
   pull_request:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+
 jobs:
   deploy:
     runs-on: ubuntu-18.04
@@ -891,6 +915,9 @@ on:
       - main
   pull_request:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+
 jobs:
   deploy:
     runs-on: ubuntu-18.04
@@ -949,6 +976,9 @@ on:
       - main
   pull_request:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+
 jobs:
   deploy:
     runs-on: ubuntu-18.04
@@ -986,6 +1016,9 @@ on:
       - main
   pull_request:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+
 jobs:
   deploy:
     runs-on: ubuntu-18.04
@@ -1028,6 +1061,9 @@ on:
       - main
   pull_request:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+
 jobs:
   deploy:
     runs-on: ubuntu-18.04
@@ -1076,6 +1112,9 @@ on:
   schedule:
     - cron: '24 */24 * * *'  # Once a day
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+
 jobs:
   deploy:
     runs-on: ubuntu-18.04
@@ -1106,6 +1145,9 @@ on:
       - main
   pull_request:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+
 jobs:
   deploy:
     runs-on: macos-latest