diff --git a/lightrag/api/__init__.py b/lightrag/api/__init__.py
index 7b7962a2..efd443df 100644
--- a/lightrag/api/__init__.py
+++ b/lightrag/api/__init__.py
@@ -1 +1 @@
-__api_version__ = "0223"
+__api_version__ = "0224"
diff --git a/lightrag_webui/src/features/DocumentManager.tsx b/lightrag_webui/src/features/DocumentManager.tsx
index 6994b99c..31a37b13 100644
--- a/lightrag_webui/src/features/DocumentManager.tsx
+++ b/lightrag_webui/src/features/DocumentManager.tsx
@@ -91,6 +91,7 @@ const pulseStyle = `
   z-index: 9999; /* Ensure tooltip appears above all other elements */
   max-width: 600px;
   white-space: normal;
+  word-break: break-all;
   border-radius: 0.375rem;
   padding: 0.5rem 0.75rem;
   font-size: 0.75rem; /* 12px */
@@ -113,6 +114,11 @@ const pulseStyle = `
   color: black;
 }
 
+.tooltip pre {
+  white-space: pre-wrap;
+  word-break: break-all;
+}
+
 /* Position tooltip helper class */
 .tooltip-helper {
   position: absolute;