diff --git a/repos/nix b/repos/nix
index cfc53fd28..cd4f65945 160000
--- a/repos/nix
+++ b/repos/nix
@@ -1 +1 @@
-Subproject commit cfc53fd287d23ab7281440a8526c73542984669b
+Subproject commit cd4f6594508c820dca196d931c6bd4d21ef18520