diff --git a/pyproject.toml b/pyproject.toml
index 1494c15..a52f069 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,7 +33,7 @@ dependencies = [
     "tiktoken==0.7.0",
     "langchain==0.1.16",
     "langchain-community>=0.0.25",
-    "langchain-core==0.1.45",
+    "langchain-core==0.2.38",
     "sentence-transformers==3.0.1",
     "einops==0.8.0",
     "chromadb==0.5.0",