diff --git a/examples/opentelemetry/uv.lock b/examples/opentelemetry/uv.lock
index 79a3762b63..f42ae895e0 100644
--- a/examples/opentelemetry/uv.lock
+++ b/examples/opentelemetry/uv.lock
@@ -180,7 +180,7 @@ requires-dist = [
     { name = "langchain-aws", marker = "extra == 'neptune'", specifier = ">=0.2.29" },
     { name = "langchain-openai", marker = "extra == 'dev'", specifier = ">=0.2.6" },
     { name = "langgraph", marker = "extra == 'dev'", specifier = ">=1.0.10" },
-    { name = "langsmith", marker = "extra == 'dev'", specifier = ">=0.1.108" },
+    { name = "langsmith", marker = "extra == 'dev'", specifier = ">=0.9.4" },
     { name = "neo4j", specifier = ">=5.26.0" },
     { name = "numpy", specifier = ">=1.0.0" },
     { name = "openai", specifier = ">=1.91.0" },
diff --git a/pyproject.toml b/pyproject.toml
index 6e8e4a16e3..f6029dc170 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -50,7 +50,7 @@ dev = [
     "jupyterlab>=4.2.4",
     "langgraph>=1.0.10",
     "langchain-anthropic>=0.2.4",
-    "langsmith>=0.1.108",
+    "langsmith>=0.9.4",
     "langchain-openai>=0.2.6",
     "sentence-transformers>=3.2.1",
     "transformers>=4.45.2",