diff --git a/requirements.txt b/requirements.txt
index eea1047..810165c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,5 +3,5 @@ pytest==9.1.1
 ruff==0.16.9
 slack-cli-hooks==0.3.0
 openai==3.19.2
-anthropic==0.120.2
+anthropic==1.13.0
 google-cloud-aiplatform==1.163.0