diff --git a/pkgs/development/python-modules/private-gpt/default.nix b/pkgs/development/python-modules/private-gpt/default.nix
index 4642f2dd3221..3ed427b468ea 100644
--- a/pkgs/development/python-modules/private-gpt/default.nix
+++ b/pkgs/development/python-modules/private-gpt/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
     "fastapi"
     "llama-index-core"
     "llama-index-readers-file"
+    "python-multipart"
   ];
 
   dependencies = [