diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b57a164..81f451a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,8 +14,8 @@ jobs:
   check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: cachix/install-nix-action@v20
+      - uses: actions/checkout@v4
+      - uses: cachix/install-nix-action@v25
       - uses: icewind1991/attic-action@v1
         with:
           name: ci
@@ -27,8 +27,8 @@ jobs:
     runs-on: ubuntu-latest
     needs: check
     steps:
-      - uses: actions/checkout@v3
-      - uses: cachix/install-nix-action@v20
+      - uses: actions/checkout@v4
+      - uses: cachix/install-nix-action@v25
       - uses: icewind1991/attic-action@v1
         with:
           name: ci
@@ -41,8 +41,8 @@ jobs:
     outputs:
       matrix: ${{ steps.set-matrix.outputs.matrix }}
     steps:
-      - uses: actions/checkout@v3
-      - uses: cachix/install-nix-action@v20
+      - uses: actions/checkout@v4
+      - uses: cachix/install-nix-action@v25
       - id: set-matrix
         run: echo "matrix=$(nix eval --json ".#matrix.x86_64-linux")" | tee $GITHUB_OUTPUT
 
@@ -53,15 +53,15 @@ jobs:
       fail-fast: false
       matrix: ${{fromJson(needs.matrix.outputs.matrix)}}
     steps:
-      - uses: actions/checkout@v3
-      - uses: cachix/install-nix-action@v20
+      - uses: actions/checkout@v4
+      - uses: cachix/install-nix-action@v25
       - uses: icewind1991/attic-action@v1
         with:
           name: ci
           instance: https://cache.icewind.me
           authToken: '${{ secrets.ATTIC_TOKEN }}'
       - run: nix build .#${{ matrix.target }}
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: parser-${{ matrix.target }}
           path: result/bin/${{ matrix.artifact_name }}
@@ -70,8 +70,8 @@ jobs:
     runs-on: ubuntu-latest
     needs: check
     steps:
-      - uses: actions/checkout@v3
-      - uses: cachix/install-nix-action@v20
+      - uses: actions/checkout@v4
+      - uses: cachix/install-nix-action@v25
       - uses: icewind1991/attic-action@v1
         with:
           name: ci
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 3be8972..aa17322 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -11,8 +11,8 @@ jobs:
     outputs:
       matrix: ${{ steps.set-matrix.outputs.matrix }}
     steps:
-      - uses: actions/checkout@v3
-      - uses: cachix/install-nix-action@v20
+      - uses: actions/checkout@v4
+      - uses: cachix/install-nix-action@v25
       - id: set-matrix
         run: echo "matrix=$(nix eval --json ".#releaseMatrix.x86_64-linux")" | tee $GITHUB_OUTPUT
 
@@ -22,8 +22,8 @@ jobs:
     strategy:
       matrix: ${{fromJson(needs.matrix.outputs.matrix)}}
     steps:
-      - uses: actions/checkout@v3
-      - uses: cachix/install-nix-action@v20
+      - uses: actions/checkout@v4
+      - uses: cachix/install-nix-action@v25
       - uses: icewind1991/attic-action@v1
         with:
           name: ci