diff --git a/homeassistant/components/homekit_controller/strings.sensor.json b/homeassistant/components/homekit_controller/strings.sensor.json
index d7d8e888a98..4a77fa1668a 100644
--- a/homeassistant/components/homekit_controller/strings.sensor.json
+++ b/homeassistant/components/homekit_controller/strings.sensor.json
@@ -1,12 +1,12 @@
 {
-    "state": {
-        "homekit_controller__thread_node_capabilities": {
-            "border_router_capable": "Border Router Capable",
-            "router_eligible": "Router Eligible End Device",
-            "full": "Full End Device",
-            "minimal": "Minimal End Device",
-            "sleepy": "Sleepy End Device",
-            "none": "None"
-        }
+  "state": {
+    "homekit_controller__thread_node_capabilities": {
+      "border_router_capable": "Border Router Capable",
+      "router_eligible": "Router Eligible End Device",
+      "full": "Full End Device",
+      "minimal": "Minimal End Device",
+      "sleepy": "Sleepy End Device",
+      "none": "None"
     }
-}
\ No newline at end of file
+  }
+}