diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b0cb26f96a..7d1fedca92 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -198,7 +198,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        apps: [react17, react18]
+        apps: [react17, react18, react19]
     needs: [build-react, build-react-router]
     runs-on: ubuntu-latest
     steps:
diff --git a/.github/workflows/stencil-nightly.yml b/.github/workflows/stencil-nightly.yml
index dd778ec20d..f03ec87125 100644
--- a/.github/workflows/stencil-nightly.yml
+++ b/.github/workflows/stencil-nightly.yml
@@ -208,7 +208,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        apps: [react17, react18]
+        apps: [react17, react18, react19]
     needs: [build-react, build-react-router]
     runs-on: ubuntu-latest
     steps: