diff --git a/requirements.txt b/requirements.txt
index b561ebc..6822f48 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ pydantic==2.13.4
 langchain-core==1.3.3
 langchain==1.2.18
 langchain-openai==1.2.1
-langchain-anthropic==1.4.3
+langchain-anthropic==1.4.6
 langchain-google-genai==4.2.2
 langchain-ollama==1.1.0
 python-dotenv==1.2.2
diff --git a/setup.py b/setup.py
index 3900f5b..57b8c50 100644
--- a/setup.py
+++ b/setup.py
@@ -28,7 +28,7 @@
         "langchain-core==1.3.3",
         "langchain==1.2.18",
         "langchain-openai==1.2.1",
-        "langchain-anthropic==1.4.3",
+        "langchain-anthropic==1.4.6",
         "langchain-google-genai==4.2.2",
         "langchain-ollama==1.1.0",
         "python-dotenv==1.2.2",