diff --git a/homeassistant/components/jellyfin/manifest.json b/homeassistant/components/jellyfin/manifest.json
index d6b2261acaa..a1bf3268721 100644
--- a/homeassistant/components/jellyfin/manifest.json
+++ b/homeassistant/components/jellyfin/manifest.json
@@ -7,6 +7,5 @@
   "integration_type": "service",
   "iot_class": "local_polling",
   "loggers": ["jellyfin_apiclient_python"],
-  "requirements": ["jellyfin-apiclient-python==1.10.0"],
-  "single_config_entry": true
+  "requirements": ["jellyfin-apiclient-python==1.10.0"]
 }
diff --git a/homeassistant/generated/integrations.json b/homeassistant/generated/integrations.json
index 98670484450..6bf63b260de 100644
--- a/homeassistant/generated/integrations.json
+++ b/homeassistant/generated/integrations.json
@@ -3159,8 +3159,7 @@
       "name": "Jellyfin",
       "integration_type": "service",
       "config_flow": true,
-      "iot_class": "local_polling",
-      "single_config_entry": true
+      "iot_class": "local_polling"
     },
     "jewish_calendar": {
       "name": "Jewish Calendar",
diff --git a/tests/components/jellyfin/fixtures/get-user-settings.json b/tests/components/jellyfin/fixtures/get-user-settings.json
index 5e28f87d8f2..5ed59661a60 100644
--- a/tests/components/jellyfin/fixtures/get-user-settings.json
+++ b/tests/components/jellyfin/fixtures/get-user-settings.json
@@ -1,5 +1,5 @@
 {
-  "Id": "string",
+  "Id": "USER-UUID",
   "ViewType": "string",
   "SortBy": "string",
   "IndexBy": "string",
diff --git a/tests/components/jellyfin/test_config_flow.py b/tests/components/jellyfin/test_config_flow.py
index a8ffbcbf46c..fd9d3b1d773 100644
--- a/tests/components/jellyfin/test_config_flow.py
+++ b/tests/components/jellyfin/test_config_flow.py
@@ -23,17 +23,6 @@ from tests.common import MockConfigEntry
 pytestmark = pytest.mark.usefixtures("mock_setup_entry")
 
 
-async def test_abort_if_existing_entry(hass: HomeAssistant) -> None:
-    """Check flow abort when an entry already exist."""
-    MockConfigEntry(domain=DOMAIN).add_to_hass(hass)
-
-    result = await hass.config_entries.flow.async_init(
-        DOMAIN, context={"source": config_entries.SOURCE_USER}
-    )
-    assert result["type"] is FlowResultType.ABORT
-    assert result["reason"] == "single_instance_allowed"
-
-
 async def test_form(
     hass: HomeAssistant,
     mock_jellyfin: MagicMock,
@@ -201,6 +190,32 @@ async def test_form_persists_device_id_on_error(
     }
 
 
+async def test_already_configured(
+    hass: HomeAssistant,
+    mock_config_entry: MockConfigEntry,
+    mock_jellyfin: MagicMock,
+    mock_client: MagicMock,
+) -> None:
+    """Test the case where the user tries to configure an already configured entry."""
+
+    mock_config_entry.add_to_hass(hass)
+    assert await hass.config_entries.async_setup(mock_config_entry.entry_id)
+    await hass.async_block_till_done()
+
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN, context={"source": config_entries.SOURCE_USER}
+    )
+    assert result["type"] is FlowResultType.FORM
+
+    result = await hass.config_entries.flow.async_configure(
+        result["flow_id"],
+        user_input=USER_INPUT,
+    )
+    await hass.async_block_till_done()
+    assert result["type"] is FlowResultType.ABORT
+    assert result["reason"] == "already_configured"
+
+
 async def test_reauth(
     hass: HomeAssistant,
     mock_config_entry: MockConfigEntry,