diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8c0005068..92cf079c1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,17 +1,20 @@
 name: CI
 
 on:
-  push: {branches: main}
-  pull_request: {branches: main}
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
 
 jobs:
   ci:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/setup-node@v1
-        with: {node-version: 13.x}
-      - uses: actions/cache@v1
+      - uses: actions/setup-node@v2
+        with:
+          node-version: 12
+      - uses: actions/cache@v2
         with:
           path: ~/.npm
           key: ${{runner.os}}-npm-${{hashFiles('**/package-lock.json')}}
diff --git a/.github/workflows/integration.yml b/.github/workflows/integration.yml
index ade6760df..6eb881477 100644
--- a/.github/workflows/integration.yml
+++ b/.github/workflows/integration.yml
@@ -1,8 +1,10 @@
 name: Integration
 
 on:
-  push: {branches: main}
-  pull_request: {branches: main}
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
 
 jobs:
   test-return:
@@ -39,7 +41,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/cache@v1
+      - uses: actions/cache@v2
         with:
           path: ~/.npm
           key: ${{runner.os}}-npm-${{hashFiles('**/package-lock.json')}}
diff --git a/.github/workflows/licensed.yml b/.github/workflows/licensed.yml
index 90b4a98b3..ff6a67206 100644
--- a/.github/workflows/licensed.yml
+++ b/.github/workflows/licensed.yml
@@ -1,8 +1,10 @@
 name: Licensed
 
 on:
-  push: {branches: main}
-  pull_request: {branches: main}
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
   repository_dispatch:
   workflow_dispatch:
 
@@ -12,7 +14,7 @@ jobs:
     name: Check licenses
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/cache@v1
+      - uses: actions/cache@v2
         with:
           path: ~/.npm
           key: ${{runner.os}}-npm-${{hashFiles('**/package-lock.json')}}
diff --git a/.github/workflows/pull-request-test.yml b/.github/workflows/pull-request-test.yml
index df3dd7cf9..df4bf4251 100644
--- a/.github/workflows/pull-request-test.yml
+++ b/.github/workflows/pull-request-test.yml
@@ -2,7 +2,7 @@ name: Pull Request Test
 
 on:
   pull_request:
-    branches: main
+    branches: [main]
     types: [opened, synchronize]
 
 jobs: