diff --git a/requirements.txt b/requirements.txt
index 02a1e008..085a823a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 google-cloud-spanner==3.55.0
-langchain-core==0.3.71
+langchain-core==0.3.80
 langchain-community==0.3.27
 pydantic==2.11.7