diff --git a/requirements.txt b/requirements.txt
index 0ae73a9..284ef7f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-langchain-core==0.3.13
+langchain-core==0.3.15
 langchain-community==0.3.3
 google-cloud-datastore==2.20.1
 more_itertools==10.5.0