diff --git a/book.json b/book.json
index ac38e713..b8cced37 100644
--- a/book.json
+++ b/book.json
@@ -40,7 +40,7 @@
         "lanying-grow-ai-meta@^0.1.16",
         "3-ba@^0.9.0",
         "ga4@^1.0.1",
-	    "lanying-grow-ai@^1.0.5",
+        "lanying-grow-ai@^1.0.5",
         "lanying-grow-ai-theme@^1.0.8",
         "lanying-grow-ai-expandable-chapters@^0.1.8",
         "lanying-grow-ai-image-captions@^3.1.1"