From fb985f855c3bba09703bfb0ad7618ab881c2b0c4 Mon Sep 17 00:00:00 2001
From: Adam Joseph <adam@westernsemico.com>
Date: Fri, 16 Sep 2022 01:52:20 -0700
Subject: [PATCH] fetchurl.nix: change other use of __impure

---
 src/libexpr/fetchurl.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/libexpr/fetchurl.nix b/src/libexpr/fetchurl.nix
index b487e959a..9d1b61d7f 100644
--- a/src/libexpr/fetchurl.nix
+++ b/src/libexpr/fetchurl.nix
@@ -38,6 +38,6 @@ derivation ({
 
   # To make "nix-prefetch-url" work.
   urls = [ url ];
-} // (if __impure
-      then { inherit __impure; }
+} // (if impure
+      then { __impure = true; }
       else { inherit outputHashAlgo outputHash; }))