diff --git a/backend-agent/pyproject.toml b/backend-agent/pyproject.toml
index f81309e..361ccf7 100644
--- a/backend-agent/pyproject.toml
+++ b/backend-agent/pyproject.toml
@@ -35,7 +35,7 @@ dependencies = [
     'codeattack @ git+https://github.com/marcorosa/CodeAttack',
     'gptfuzzer @ git+https://github.com/marcorosa/GPTFuzz@no-vllm',
     'garak==0.11.0',
-    'sentence-transformers==5.1.0',
+    'sentence-transformers==5.1.1',
 ]
 
 [project.optional-dependencies]