diff --git a/control_plane/src/storage.rs b/control_plane/src/storage.rs
index 09a941603d..ee7ef1cf60 100644
--- a/control_plane/src/storage.rs
+++ b/control_plane/src/storage.rs
@@ -107,6 +107,14 @@ impl TestStorageControlPlane {
             .join(",")
     }
 
+    pub fn get_wal_acceptor_conn_info_quoted(&self) -> String {
+        self.wal_acceptors
+            .iter()
+            .map(|wa| format!("\"{}\"", wa.listen))
+            .collect::<Vec<String>>()
+            .join(",")
+    }
+
     pub fn is_running(&self) -> bool {
         self.test_done.load(Ordering::Relaxed)
     }
diff --git a/integration_tests/tests/test_wal_acceptor.rs b/integration_tests/tests/test_wal_acceptor.rs
index f49cf2061b..8338a176d8 100644
--- a/integration_tests/tests/test_wal_acceptor.rs
+++ b/integration_tests/tests/test_wal_acceptor.rs
@@ -12,6 +12,40 @@ use std::{thread, time};
 
 const DOWNTIME: u64 = 2;
 
+#[test]
+fn test_embedded_wal_proposer() {
+    let local_env = local_env::test_env("test_embedded_wal_proposer");
+
+    const REDUNDANCY: usize = 3;
+    let storage_cplane = TestStorageControlPlane::fault_tolerant(&local_env, REDUNDANCY);
+    let mut compute_cplane = ComputeControlPlane::local(&local_env, &storage_cplane.pageserver);
+    let wal_acceptors = storage_cplane.get_wal_acceptor_conn_info_quoted();
+
+    // start postgres
+    let maintli = storage_cplane.get_branch_timeline("main");
+    let node = compute_cplane.new_test_master_node(maintli);
+	node.append_conf("postgresql.conf", &format!("wal_acceptors={}\n", wal_acceptors));
+    node.start().unwrap();
+
+    // check basic work with table
+    node.safe_psql(
+        "postgres",
+        "CREATE TABLE t(key int primary key, value text)",
+    );
+    node.safe_psql(
+        "postgres",
+        "INSERT INTO t SELECT generate_series(1,100000), 'payload'",
+    );
+    let count: i64 = node
+        .safe_psql("postgres", "SELECT sum(key) FROM t")
+        .first()
+        .unwrap()
+        .get(0);
+    println!("sum = {}", count);
+    assert_eq!(count, 5000050000);
+    // check wal files equality
+}
+
 #[test]
 fn test_acceptors_normal_work() {
     let local_env = local_env::test_env("test_acceptors_normal_work");
diff --git a/vendor/postgres b/vendor/postgres
index 30826e5592..82703aaa29 160000
--- a/vendor/postgres
+++ b/vendor/postgres
@@ -1 +1 @@
-Subproject commit 30826e5592f29caa5b4840136d254584a64d2689
+Subproject commit 82703aaa2924566d8ee336fcc5e2069ea6e2a4ce