diff --git a/backend/requirements.txt b/backend/requirements.txt
index 11a742d05..ba1252f56 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -43,6 +43,8 @@ chromadb==0.5.5
 pymilvus==2.4.6
 
 sentence-transformers==3.0.1
+colbert-ai==0.2.21
+
 pypdf==4.3.1
 docx2txt==0.8
 python-pptx==1.0.0
diff --git a/pyproject.toml b/pyproject.toml
index b035723f0..f2c0e38a2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -48,7 +48,10 @@ dependencies = [
     "fake-useragent==1.5.1",
     "chromadb==0.5.5",
     "pymilvus==2.4.6",
+
     "sentence-transformers==3.0.1",
+    "colbert-ai==0.2.21",
+    
     "pypdf==4.3.1",
     "docx2txt==0.8",
     "python-pptx==1.0.0",