diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d36fad3..d90c5b6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -32,7 +32,7 @@ jobs:
           dotnet-version: 10.0.x
 
       - name: Setup Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: 22
         # No `cache: pnpm` here — setup-node's cache resolution runs before
@@ -317,7 +317,7 @@ jobs:
           dotnet-version: 10.0.x
 
       - name: Setup Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: 22
         # pnpm is installed internally by Generate-Contracts.ps1 via corepack;
@@ -335,7 +335,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Setup Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: 22
         # No `cache: pnpm` here — setup-node's cache resolution runs before
@@ -375,7 +375,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Setup Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: 22
         # No `cache: pnpm` here — setup-node's cache resolution runs before
@@ -428,7 +428,7 @@ jobs:
           dotnet-version: 10.0.x
 
       - name: Setup Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: 22
         # No `cache: pnpm` here — setup-node's cache resolution runs before