diff --git a/nix-js/runtime-ts/src/builtins/attrs.ts b/nix-js/runtime-ts/src/builtins/attrs.ts
index 88fe3fd..8883342 100644
--- a/nix-js/runtime-ts/src/builtins/attrs.ts
+++ b/nix-js/runtime-ts/src/builtins/attrs.ts
@@ -8,7 +8,18 @@ import { createThunk } from "../thunk";
 
 export const attrNames = (set: NixValue): string[] => Object.keys(forceAttrs(set)).sort();
 
-export const attrValues = (set: NixValue): NixValue[] => Object.values(forceAttrs(set));
+export const attrValues = (set: NixValue): NixValue[] =>
+  Object.entries(forceAttrs(set))
+    .sort(([a], [b]) => {
+      if (a < b) {
+        return -1;
+      } else if (a === b) {
+        return 0;
+      } else {
+        return 1;
+      }
+    })
+    .map(([_, val]) => val);
 
 export const getAttr =
   (s: NixValue) =>