diff --git a/.github/workflows/push.yml b/.github/workflows/push.yml
index ef36c32d..286d4be5 100644
--- a/.github/workflows/push.yml
+++ b/.github/workflows/push.yml
@@ -20,13 +20,16 @@ jobs:
       - name: Run tests (browser)
         run: yarn test
   test_node:
-    name: Test (Node.js)
+    name: Test (Node ${{ matrix.node-version }})
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [20.x, 21.x, 22.x, 23.x, 24.x]
     steps:
       - uses: actions/checkout@master
       - uses: actions/setup-node@v4
         with:
-          node-version: 20.x
+          node-version: ${{ matrix.node-version }}
           cache: 'yarn'
       - name: Install Deps
         run: yarn install --immutable
diff --git a/package.json b/package.json
index f6c2135f..24315dd7 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,7 @@
   "author": "Qminder <support@qminder.com> (https://www.qminder.com)",
   "license": "Apache-2.0",
   "engines": {
-    "node": "^22.0.0"
+    "node": ">=20.*"
   },
   "scripts": {
     "test": "jest",
diff --git a/packages/javascript-api/package.json b/packages/javascript-api/package.json
index e1d90672..38504665 100644
--- a/packages/javascript-api/package.json
+++ b/packages/javascript-api/package.json
@@ -1,6 +1,6 @@
 {
   "name": "qminder-api",
-  "version": "15.0.0",
+  "version": "15.0.1",
   "description": "Qminder Javascript API. Makes it easy to leverage Qminder capabilities in your system.",
   "scripts": {
     "test": "jest",
@@ -24,7 +24,7 @@
   "license": "Apache-2.0",
   "type": "module",
   "engines": {
-    "node": "^22.0.0"
+    "node": ">=20.*"
   },
   "browserslist": [
     "last 2 major versions"