diff --git a/projects/team-2/uv.lock b/projects/team-2/uv.lock
index f678692..fc43e5b 100644
--- a/projects/team-2/uv.lock
+++ b/projects/team-2/uv.lock
@@ -1193,7 +1193,7 @@ wheels = [
 
 [[package]]
 name = "langchain-core"
-version = "1.2.12"
+version = "1.2.28"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "jsonpatch" },
@@ -1205,9 +1205,9 @@ 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/f8/a4/317a1a3ac1df33a64adb3670bf88bbe3b3d5baa274db6863a979db472897/langchain_core-1.2.28.tar.gz", hash = "sha256:271a3d8bd618f795fdeba112b0753980457fc90537c46a0c11998516a74dc2cb", size = 846119, upload-time = "2026-04-08T18:19:34.867Z" }
 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/a8/92/32f785f077c7e898da97064f113c73fbd9ad55d1e2169cf3a391b183dedb/langchain_core-1.2.28-py3-none-any.whl", hash = "sha256:80764232581eaf8057bcefa71dbf8adc1f6a28d257ebd8b95ba9b8b452e8c6ac", size = 508727, upload-time = "2026-04-08T18:19:32.823Z" },
 ]
 
 [[package]]