diff --git a/pkgs/stdenv/linux/default.nix b/pkgs/stdenv/linux/default.nix
index 30516de54cc3..21594bad5a9f 100644
--- a/pkgs/stdenv/linux/default.nix
+++ b/pkgs/stdenv/linux/default.nix
@@ -40,6 +40,7 @@ rec {
     args = [ ./scripts/download.sh ];
     outputHashAlgo = "sha1";
     outputHash = sha1;
+    impureEnvVars = [ "http_proxy" "https_proxy" "ftp_proxy" "all_proxy" "no_proxy" ];
   };
 
   # This function downloads and unpacks a file.