diff --git a/backend/requirements.txt b/backend/requirements.txt
index 9bf986fac..5e029744b 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -39,7 +39,7 @@ langchain-community==0.2.10
 langchain-chroma==0.1.2
 
 fake-useragent==1.5.1
-chromadb==0.5.4
+chromadb==0.5.5
 sentence-transformers==3.0.1
 pypdf==4.3.1
 docx2txt==0.8