diff --git a/.github/workflows/jammy_postgres17_postgis33.yml b/.github/workflows/jammy_postgres17_postgis33.yml
new file mode 100644
index 0000000..1e221fc
--- /dev/null
+++ b/.github/workflows/jammy_postgres17_postgis33.yml
@@ -0,0 +1,28 @@
+name: "[ubuntu-22.04] PostgreSQL 17 and PostGIS 3.3"
+
+on:
+  push:
+    branches:
+      - master
+
+  pull_request:
+
+jobs:
+  build:
+    name: Building and testing
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Check out repository code
+        uses: actions/checkout@v2
+      - name: Install PostgreSQL and PostGIS
+        env:
+          POSTGRESQL_VERSION: 17
+          POSTGIS_VERSION: 3
+        run: .github/scripts/postgresql_postgis.sh
+      - name: Install and check PgPointCloud
+        run: .github/scripts/pgpointcloud.sh
+      - name: Error
+        if: ${{ failure() }}
+        run: cat pgsql/regression.diffs
+      - name: Dump and restore tests
+        run: .github/scripts/test_dump_restore.sh