diff --git a/pyproject.toml b/pyproject.toml
index 9ec4d8a..f0f2242 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -22,7 +22,7 @@ dependencies = [
   "hugchat==0.4.17",
   "mistralai==1.0.2",
   "binaryornot==0.4.4",
-  "anthropic==0.40.0",
+  "anthropic==0.42.0",
 ]
 
 [project.urls]