diff --git a/.github/workflows/node.js.yml b/.github/workflows/node.js.yml
index 28c63ca..53b3db7 100644
--- a/.github/workflows/node.js.yml
+++ b/.github/workflows/node.js.yml
@@ -14,7 +14,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [16.x, 18.x, 20.x, 22.x, 24.x, current]
+        node-version: [16.x, 18.x, 20.x, 22.x, 24.x, 26.x, current]
         os: [ubuntu-latest, windows-latest]
 
     runs-on: ${{ matrix.os }}
diff --git a/.github/workflows/testdouble-integration.yml b/.github/workflows/testdouble-integration.yml
index 86ed719..c2de2d6 100644
--- a/.github/workflows/testdouble-integration.yml
+++ b/.github/workflows/testdouble-integration.yml
@@ -20,7 +20,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node-version: [22.x, 24.x, current]
+        node-version: [22.x, 24.x, 26.x, current]
 
     runs-on: ubuntu-latest