diff --git a/umap/static/umap/js/modules/umap.js b/umap/static/umap/js/modules/umap.js
index 8594cd64..648d50c6 100644
--- a/umap/static/umap/js/modules/umap.js
+++ b/umap/static/umap/js/modules/umap.js
@@ -1111,7 +1111,7 @@ export default class Umap extends ServerStored {
     this._editOverlay(container)
     this._editBounds(container)
     this._editSlideshow(container)
-    if (this.properties.websocketEnabled) {
+    if (this.properties.websocketEnabled && this.id) {
       this._editSync(container)
     }
     this._advancedActions(container)
diff --git a/umap/tests/integration/test_websocket_sync.py b/umap/tests/integration/test_websocket_sync.py
index ff080fa3..d0999cde 100644
--- a/umap/tests/integration/test_websocket_sync.py
+++ b/umap/tests/integration/test_websocket_sync.py
@@ -503,9 +503,12 @@ def test_create_and_sync_map(new_page, asgi_live_server, tilelayer, login, user)
     # Create a syncable map with peerA
     peerA = login(user, prefix="Page A")
     peerA.goto(f"{asgi_live_server.url}/en/map/new/")
+    peerA.get_by_role("link", name="Map advanced properties").click()
+    expect(peerA.get_by_text("Real-time collaboration", exact=True)).to_be_hidden()
     with peerA.expect_response(re.compile("./map/create/.*")):
         peerA.get_by_role("button", name="Save Draft").click()
     peerA.get_by_role("link", name="Map advanced properties").click()
+    expect(peerA.get_by_text("Real-time collaboration", exact=True)).to_be_visible()
     peerA.get_by_text("Real-time collaboration", exact=True).click()
     peerA.get_by_text("Enable real-time").click()
     peerA.get_by_role("link", name="Update permissions and editors").click()