diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 84a3fd9..366622d 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -32,3 +32,29 @@ jobs:
       - run: opam exec -- dune build @fmt @check @runtest -j3
       - run: opam exec -- dune runtest
       - run: opam exec -- zanuda -no-top_file_license -no-check-filesystem -dir .
+
+  task19:
+    strategy:
+      fail-fast: false
+
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: ./p19
+
+    steps:
+      - name: Checkout tree
+        uses: actions/checkout@v4
+
+      - name: Set-up OCaml
+        uses: ocaml/setup-ocaml@v3
+        with:
+          ocaml-compiler: 4.14
+
+      - run: opam install . --deps-only --with-test
+      - run: opam install zanuda
+      - run: opam install ounit2
+      - run: rm -rf _build
+      - run: opam exec -- dune build @fmt @check @runtest -j3
+      - run: opam exec -- dune runtest
+      - run: opam exec -- zanuda -no-top_file_license -no-check-filesystem -dir .