diff --git a/.github/workflows/format.yaml b/.github/workflows/format.yaml
index 9e88d52..e9d96ac 100644
--- a/.github/workflows/format.yaml
+++ b/.github/workflows/format.yaml
@@ -2,7 +2,7 @@ name: format
 on: [push, pull_request]
 jobs:
   rust:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     steps:
       - uses: dtolnay/rust-toolchain@nightly
         with:
@@ -11,7 +11,7 @@ jobs:
       - name: rustfmt
         run: cargo +nightly fmt --all -- --check
   nix:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     steps:
       - uses: cachix/install-nix-action@v31
       - uses: actions/checkout@v4
diff --git a/.github/workflows/nix.yaml b/.github/workflows/nix.yaml
index 9793897..41a5ab8 100644
--- a/.github/workflows/nix.yaml
+++ b/.github/workflows/nix.yaml
@@ -2,7 +2,7 @@ name: nix build
 on: [push, pull_request]
 jobs:
   all:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     steps:
     - uses: actions/checkout@v4
     - uses: cachix/install-nix-action@v25
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index a75c4f9..b908321 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -25,7 +25,7 @@ on:
 
 jobs:
   publish-init:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     outputs:
       github-release-id: ${{ steps.init-step.outputs.github-release-id }}
     steps:
diff --git a/.github/workflows/setup-linux.yaml b/.github/workflows/setup-linux.yaml
index 1da039b..1a104cf 100644
--- a/.github/workflows/setup-linux.yaml
+++ b/.github/workflows/setup-linux.yaml
@@ -14,7 +14,7 @@ on:
 
 jobs:
   run-on-linux:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     timeout-minutes: 60
     steps:
       - run: sudo apt-get update