diff --git a/backend/requirements/default.txt b/backend/requirements/default.txt
index f9463cbc672..3903c18321c 100644
--- a/backend/requirements/default.txt
+++ b/backend/requirements/default.txt
@@ -1348,9 +1348,9 @@ langdetect==1.0.9 \
 langfuse==3.10.0 \
     --hash=sha256:7a9254103da50cabcf46a7e7ae9d2cf1f8267f09b6036abdb4a9c6f2f3d15104 \
     --hash=sha256:c7c10607c6fe560990d0973566afd3c5513f7ff97cc31691af72711ad5441d8c
-langsmith==0.8.0 \
-    --hash=sha256:12cc4bc5622b835a6d841964d6034df3617bdb912dae0c1381fd0a68a9b3a3ef \
-    --hash=sha256:59fe5b2a56bbbe14a08aa76691f84b49e8675dd21e11b57d80c6db8c08bac2e3
+langsmith==0.8.18 \
+    --hash=sha256:32dde9c0e67e053e0fb738921fc8ced768af7b8fa83d7a0e3fd63597cf8776dd \
+    --hash=sha256:3940183349993faef48e6c7d08e4822ee9cefd906b362d0e3c2d650314d2f282
     # via langchain-core
 ldap3==2.9.1 \
     --hash=sha256:5869596fc4948797020d3f03b7939da938778a0f9e2009f7a072ccf92b8e8d70 \