diff --git a/.github/workflows/backend-tests.yml b/.github/workflows/backend-tests.yml
index 7bfa69524..0ebea8576 100644
--- a/.github/workflows/backend-tests.yml
+++ b/.github/workflows/backend-tests.yml
@@ -179,7 +179,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node: [22, 24, 25]
+        # Etherpad requires Node >= 25 (see package.json engines.node).
+        node: ${{ fromJSON('[25]') }}
     name: Windows without plugins
     runs-on: windows-latest
     steps:
@@ -246,7 +247,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node: [22, 24, 25]
+        # Etherpad requires Node >= 25 (see package.json engines.node).
+        node: ${{ fromJSON('[25]') }}
     name: Windows with Plugins
     runs-on: windows-latest
 
diff --git a/.github/workflows/deb-package.yml b/.github/workflows/deb-package.yml
index f8e769304..491c68015 100644
--- a/.github/workflows/deb-package.yml
+++ b/.github/workflows/deb-package.yml
@@ -53,7 +53,7 @@ jobs:
       - name: Setup Node
         uses: actions/setup-node@v6
         with:
-          node-version: '24'
+          node-version: '25'
           cache: pnpm
 
       - name: Resolve version
diff --git a/src/package.json b/src/package.json
index 9442c4c84..87f236449 100644
--- a/src/package.json
+++ b/src/package.json
@@ -138,9 +138,9 @@
     "vitest": "^4.1.6"
   },
   "engines": {
-    "node": ">=22.13.0",
+    "node": ">=25.0.0",
     "npm": ">=6.14.0",
-    "pnpm": ">=11.0.0"
+    "pnpm": ">=11.1.2"
   },
   "repository": {
     "type": "git",