diff --git a/.github/workflows/aggregate.yml b/.github/workflows/aggregate.yml
index 4f2e78b..e487179 100644
--- a/.github/workflows/aggregate.yml
+++ b/.github/workflows/aggregate.yml
@@ -12,7 +12,7 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     steps:
       - run: |
           sudo apt-get install -yq aspell
diff --git a/.github/workflows/auto-merge-update.yml b/.github/workflows/auto-merge-update.yml
index 2ba978e..ae3c50b 100644
--- a/.github/workflows/auto-merge-update.yml
+++ b/.github/workflows/auto-merge-update.yml
@@ -7,7 +7,7 @@ permissions:
 
 jobs:
   dependabot:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     if: ${{ github.head_ref == 'create-pull-request/patch' }}
     steps:
       - name: Wait other jobs are passed or failed
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index d971c0e..ecc7ed1 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -7,7 +7,7 @@ jobs:
     strategy:
       max-parallel: 4
       matrix:
-        os: [ubuntu-latest]
+        os: [ubuntu-22.04]
         python-version: ["3.11"]
 
     runs-on: ${{ matrix.os }}
diff --git a/.github/workflows/spellcheck.yml b/.github/workflows/spellcheck.yml
index 7eac912..08d6827 100644
--- a/.github/workflows/spellcheck.yml
+++ b/.github/workflows/spellcheck.yml
@@ -7,7 +7,7 @@ jobs:
     strategy:
       max-parallel: 4
       matrix:
-        os: [ubuntu-latest]
+        os: [ubuntu-22.04]
       
     runs-on: ${{ matrix.os }}