diff --git a/packages/core/CHANGELOG.md b/packages/core/CHANGELOG.md
index d7de330cd5ecd74e36a3ae53e32f40f5aacd4279..2df100d1fc3289b0e89abebe519390f0dd29031a 100644
--- a/packages/core/CHANGELOG.md
+++ b/packages/core/CHANGELOG.md
@@ -1,5 +1,11 @@
 # llamaindex
 
+## 0.0.43
+
+### Patch Changes
+
+- Fix performance issue parsing nodes: use regex to split texts
+
 ## 0.0.42
 
 ### Patch Changes
diff --git a/packages/core/package.json b/packages/core/package.json
index 493d7049ddc00023fe413a5d9e3d436aa1c9b4ee..f94497dfdda73c634b753101446e686af407f3d1 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "llamaindex",
-  "version": "0.0.42",
+  "version": "0.0.43",
   "license": "MIT",
   "dependencies": {
     "@anthropic-ai/sdk": "^0.9.1",