diff --git a/pkgs/by-name/sk/skypilot/package.nix b/pkgs/by-name/sk/skypilot/package.nix
index 7dca34a57abf..75fe6a325923 100644
--- a/pkgs/by-name/sk/skypilot/package.nix
+++ b/pkgs/by-name/sk/skypilot/package.nix
@@ -78,6 +78,7 @@ python3Packages.buildPythonApplication (finalAttrs: {
       jinja2
       jsonschema
       networkx
+      orjson
       packaging
       pandas
       paramiko