diff --git a/homeassistant/components/logger/services.yaml b/homeassistant/components/logger/services.yaml
index c20d1171bb2..d7d2a5b32e8 100644
--- a/homeassistant/components/logger/services.yaml
+++ b/homeassistant/components/logger/services.yaml
@@ -1,26 +1,14 @@
 set_default_level:
-  name: Set default level
-  description: Set the default log level for integrations.
   fields:
     level:
-      name: Level
-      description: Default severity level for all integrations.
       selector:
         select:
           options:
-            - label: "Debug"
-              value: "debug"
-            - label: "Info"
-              value: "info"
-            - label: "Warning"
-              value: "warning"
-            - label: "Error"
-              value: "error"
-            - label: "Fatal"
-              value: "fatal"
-            - label: "Critical"
-              value: "critical"
-
+            - "debug"
+            - "info"
+            - "warning"
+            - "error"
+            - "fatal"
+            - "critical"
+          translation_key: level
 set_level:
-  name: Set level
-  description: Set log level for integrations.
diff --git a/homeassistant/components/logger/strings.json b/homeassistant/components/logger/strings.json
new file mode 100644
index 00000000000..aedaec42035
--- /dev/null
+++ b/homeassistant/components/logger/strings.json
@@ -0,0 +1,30 @@
+{
+  "services": {
+    "set_default_level": {
+      "name": "Set default level",
+      "description": "Sets the default log level for integrations.",
+      "fields": {
+        "level": {
+          "name": "Level",
+          "description": "Default severity level for all integrations."
+        }
+      }
+    },
+    "set_level": {
+      "name": "Set level",
+      "description": "Sets the log level for one or more integrations."
+    }
+  },
+  "selector": {
+    "level": {
+      "options": {
+        "debug": "Debug",
+        "info": "Info",
+        "warning": "Warning",
+        "error": "Error",
+        "fatal": "Fatal",
+        "critical": "Critical"
+      }
+    }
+  }
+}
diff --git a/homeassistant/helpers/service.py b/homeassistant/helpers/service.py
index 946340ea69c..ab0b4ea32e9 100644
--- a/homeassistant/helpers/service.py
+++ b/homeassistant/helpers/service.py
@@ -173,7 +173,7 @@ _SERVICE_SCHEMA = vol.Schema(
     extra=vol.ALLOW_EXTRA,
 )
 
-_SERVICES_SCHEMA = vol.Schema({cv.slug: _SERVICE_SCHEMA})
+_SERVICES_SCHEMA = vol.Schema({cv.slug: vol.Any(None, _SERVICE_SCHEMA)})
 
 
 class ServiceParams(TypedDict):
diff --git a/tests/helpers/test_service.py b/tests/helpers/test_service.py
index a99f303f6c9..674d2e1af4c 100644
--- a/tests/helpers/test_service.py
+++ b/tests/helpers/test_service.py
@@ -677,6 +677,9 @@ async def test_async_get_all_descriptions_failing_integration(
     with patch(
         "homeassistant.helpers.service.async_get_integrations",
         return_value={"logger": ImportError},
+    ), patch(
+        "homeassistant.helpers.service.translation.async_get_translations",
+        return_value={},
     ):
         descriptions = await service.async_get_all_descriptions(hass)