diff --git a/.github/workflows/checks.yaml b/.github/workflows/checks.yaml
index 70ec970..6433a1a 100644
--- a/.github/workflows/checks.yaml
+++ b/.github/workflows/checks.yaml
@@ -25,7 +25,7 @@ jobs:
           fetch-depth: 0
       - uses: actions/setup-node@v4
         with:
-          node-version: 18.x
+          node-version: 20.x
           cache: npm
       - name: install
         run: npm ci
@@ -49,7 +49,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: 18.x
+          node-version: 20.x
           cache: npm
 
       - run: npm ci
@@ -66,7 +66,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: 18.x
+          node-version: 20.x
           cache: npm
 
       - run: npm ci
@@ -82,7 +82,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: 18.x
+          node-version: 20.x
           cache: npm
 
       - run: npm ci
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 35f2dae..555322b 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -16,7 +16,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: 18.x
+          node-version: 20.x
           cache: npm
 
       - name: install
diff --git a/.npmrc b/.npmrc
new file mode 100644
index 0000000..b6f27f1
--- /dev/null
+++ b/.npmrc
@@ -0,0 +1 @@
+engine-strict=true