diff --git a/src/bootstrap/bootstrap.py b/src/bootstrap/bootstrap.py
index c5e00a581852..0ac4de2b8bf3 100644
--- a/src/bootstrap/bootstrap.py
+++ b/src/bootstrap/bootstrap.py
@@ -202,7 +202,7 @@ class RustBuild(object):
         if ostype != "Linux":
             return
 
-        if not os.path.exists("/nix/store"):
+        if not os.path.exists("/etc/nixos"):
             return
         if os.path.exists("/lib"):
             return