diff --git a/libs/prebuilt/uv.lock b/libs/prebuilt/uv.lock
index a7d4344fd..b0b678162 100644
--- a/libs/prebuilt/uv.lock
+++ b/libs/prebuilt/uv.lock
@@ -249,7 +249,7 @@ wheels = [
 
 [[package]]
 name = "langchain-core"
-version = "1.2.12"
+version = "1.2.13"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "jsonpatch" },
@@ -261,9 +261,9 @@ dependencies = [
     { name = "typing-extensions" },
     { name = "uuid-utils" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/2a/1d/08e935d1532fcc90981f6e5bb6825914c9227ea7a962c62b1e18619b49e7/langchain_core-1.2.12.tar.gz", hash = "sha256:4d7fa6643d7ab06fc1905a9b7dcbe96a6f3c181046b56edf9c0c17ecd412d9e9", size = 831329, upload-time = "2026-02-12T20:53:15.01Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/fb/bb/c501ca60556c11ac80d1454bdcac63cb33583ce4e64fc4535ad5a7d5c6ba/langchain_core-1.2.13.tar.gz", hash = "sha256:d2773d0d0130a356378db9a858cfeef64c3d64bc03722f1d4d6c40eb46fdf01b", size = 831612, upload-time = "2026-02-15T07:45:57.014Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/8c/a5/678ab0e5cc57794f20ae5ed12c1442506ef1108c9434f950aebc6044e5a3/langchain_core-1.2.12-py3-none-any.whl", hash = "sha256:66ca17a2a9cb007ab29021968e6adfcf4228067151dc2bd6ebfff265ffaf92f5", size = 500132, upload-time = "2026-02-12T20:53:13.806Z" },
+    { url = "https://files.pythonhosted.org/packages/12/ab/60fd69e5d55f67d422baefddaaca523c42cd7510ab6aeb17db6ae57fb107/langchain_core-1.2.13-py3-none-any.whl", hash = "sha256:b31823e28d3eff1e237096d0bd3bf80c6f9624eb471a9496dbfbd427779f8d82", size = 500485, upload-time = "2026-02-15T07:45:55.422Z" },
 ]
 
 [[package]]