diff --git a/homeassistant/components/lovelace/dashboard.py b/homeassistant/components/lovelace/dashboard.py
index 38740672914..cdb104a150b 100644
--- a/homeassistant/components/lovelace/dashboard.py
+++ b/homeassistant/components/lovelace/dashboard.py
@@ -88,7 +88,7 @@ class LovelaceStorage(LovelaceConfig):
             storage_key = CONFIG_STORAGE_KEY_DEFAULT
         else:
             url_path = config[CONF_URL_PATH]
-            storage_key = CONFIG_STORAGE_KEY.format(url_path)
+            storage_key = CONFIG_STORAGE_KEY.format(config["id"])
 
         super().__init__(hass, url_path, config)
 
diff --git a/tests/components/lovelace/test_dashboard.py b/tests/components/lovelace/test_dashboard.py
index 1effb10be27..775b2760c96 100644
--- a/tests/components/lovelace/test_dashboard.py
+++ b/tests/components/lovelace/test_dashboard.py
@@ -373,7 +373,6 @@ async def test_storage_dashboards(hass, hass_ws_client, hass_storage):
     assert response["result"]["icon"] == "mdi:map"
 
     dashboard_id = response["result"]["id"]
-    dashboard_path = response["result"]["url_path"]
 
     assert "created-url-path" in hass.data[frontend.DATA_PANELS]
 
@@ -408,9 +407,9 @@ async def test_storage_dashboards(hass, hass_ws_client, hass_storage):
     )
     response = await client.receive_json()
     assert response["success"]
-    assert hass_storage[dashboard.CONFIG_STORAGE_KEY.format(dashboard_path)][
-        "data"
-    ] == {"config": {"yo": "hello"}}
+    assert hass_storage[dashboard.CONFIG_STORAGE_KEY.format(dashboard_id)]["data"] == {
+        "config": {"yo": "hello"}
+    }
     assert len(events) == 1
     assert events[0].data["url_path"] == "created-url-path"