diff --git a/libs/partners/anthropic/poetry.lock b/libs/partners/anthropic/poetry.lock
index 763f76904f8..7bdb5dcb20f 100644
--- a/libs/partners/anthropic/poetry.lock
+++ b/libs/partners/anthropic/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 1.8.4 and should not be changed by hand.
+# This file is automatically @generated by Poetry 1.8.3 and should not be changed by hand.
 
 [[package]]
 name = "annotated-types"
@@ -1140,4 +1140,4 @@ watchmedo = ["PyYAML (>=3.10)"]
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.9,<4.0"
-content-hash = "f1cd6241802e9ee68050d69ed38775fa26182185984cc18b30f51595dba56330"
+content-hash = "e419b3bdf2ccff2715d43d8f64a0bf08e84d3cb748524bb6954af07628b86bbb"
diff --git a/libs/partners/anthropic/pyproject.toml b/libs/partners/anthropic/pyproject.toml
index 55c5b90e1b4..f3dccf5b667 100644
--- a/libs/partners/anthropic/pyproject.toml
+++ b/libs/partners/anthropic/pyproject.toml
@@ -20,7 +20,7 @@ disallow_untyped_defs = "True"
 
 [tool.poetry.dependencies]
 python = ">=3.9,<4.0"
-anthropic = ">=0.30.0,<1"
+anthropic = ">=0.39.0,<1"
 langchain-core = "^0.3.15"
 pydantic = "^2.7.4"