diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 5417d13..23fa051 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -15,7 +15,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: '20'
+          node-version: '19'
           cache: 'npm'
       - name: Cache dependencies
         uses: actions/cache@v4
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 0792fe0..5788200 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -16,7 +16,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: '20'
+          node-version: '19'
           cache: 'npm'
       - name: Cache dependencies
         uses: actions/cache@v4
diff --git a/package-lock.json b/package-lock.json
index 99666e2..92ee2df 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19,7 +19,7 @@
         "xo": "^0.58.0"
       },
       "engines": {
-        "node": "^20"
+        "node": "^19"
       }
     },
     "node_modules/@aashutoshrathi/word-wrap": {
diff --git a/package.json b/package.json
index 15ca105..b528dd9 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,7 @@
   "private": true,
   "type": "module",
   "engines": {
-    "node": "^20"
+    "node": "^19"
   },
   "scripts": {
     "build": "npm run build:browser & npm run build:server",