diff --git a/backend/requirements.txt b/backend/requirements.txt
index f951d78db..9e349bfb2 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -40,10 +40,9 @@ tiktoken
 
 langchain==0.3.7
 langchain-community==0.3.7
-langchain-chroma==0.1.4
 
 fake-useragent==1.5.1
-chromadb==0.5.15
+chromadb==0.6.2
 pymilvus==2.5.0
 qdrant-client~=1.12.0
 opensearch-py==2.7.1
diff --git a/pyproject.toml b/pyproject.toml
index 63a97e69a..29980d3a7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -47,10 +47,9 @@ dependencies = [
 
     "langchain==0.3.7",
     "langchain-community==0.3.7",
-    "langchain-chroma==0.1.4",
 
     "fake-useragent==1.5.1",
-    "chromadb==0.5.15",
+    "chromadb==0.6.2",
     "pymilvus==2.5.0",
     "qdrant-client~=1.12.0",
     "opensearch-py==2.7.1",