diff --git a/homeassistant/components/crownstone/config_flow.py b/homeassistant/components/crownstone/config_flow.py
index 0e707c0805a..7d86fbbd7fb 100644
--- a/homeassistant/components/crownstone/config_flow.py
+++ b/homeassistant/components/crownstone/config_flow.py
@@ -177,7 +177,7 @@ class CrownstoneConfigFlowHandler(BaseCrownstoneFlowHandler, ConfigFlow, domain=
             elif auth_error.type == "LOGIN_FAILED_EMAIL_NOT_VERIFIED":
                 errors["base"] = "account_not_verified"
         except CrownstoneUnknownError:
-            errors["base"] = "unknown_error"
+            errors["base"] = "unknown"
 
         # show form again, with the errors
         if errors:
diff --git a/tests/components/crownstone/test_config_flow.py b/tests/components/crownstone/test_config_flow.py
index 5dd00e7baff..a38a04cb2ad 100644
--- a/tests/components/crownstone/test_config_flow.py
+++ b/tests/components/crownstone/test_config_flow.py
@@ -258,7 +258,7 @@ async def test_unknown_error(
     result = await start_config_flow(hass, cloud)
 
     assert result["type"] is FlowResultType.FORM
-    assert result["errors"] == {"base": "unknown_error"}
+    assert result["errors"] == {"base": "unknown"}
     assert crownstone_setup.call_count == 0