diff --git a/flake.nix b/flake.nix
index 6bc975224..8355e04c3 100644
--- a/flake.nix
+++ b/flake.nix
@@ -27,7 +27,6 @@
               wrapProgram $out/bin/stack \
                 --add-flags "\
                   --nix \
-                  --nix-pure \
                   --nix-shell-file=nix/stack-integration.nix \
                 "
             '';