diff --git a/insert-into-a-binary-search-tree/format.json b/insert-into-a-binary-search-tree/format.json
index cb15b703..5ad3ff88 100644
--- a/insert-into-a-binary-search-tree/format.json
+++ b/insert-into-a-binary-search-tree/format.json
@@ -1,14 +1,14 @@
 {
-  "style": "WebKit",
-  "filter": [
-    "*.c",
-    "*.cc",
-    "*.cpp",
-    "*.h",
-    "*.hh",
-    "*.hpp"
-  ],
-  "dirs": [
-    "./"
-  ]
-}
\ No newline at end of file
+    "style": "WebKit",
+    "filter": [
+        "*.c",
+        "*.cc",
+        "*.cpp",
+        "*.h",
+        "*.hh",
+        "*.hpp"
+    ],
+    "dirs": [
+        "./"
+    ]
+}