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-rwxr-xr-xpkgs/build-support/fetchhg/nix-prefetch-hg3
1 files changed, 2 insertions, 1 deletions
diff --git a/pkgs/build-support/fetchhg/nix-prefetch-hg b/pkgs/build-support/fetchhg/nix-prefetch-hg
index a877b217125..7143eecfe5c 100755
--- a/pkgs/build-support/fetchhg/nix-prefetch-hg
+++ b/pkgs/build-support/fetchhg/nix-prefetch-hg
@@ -1,4 +1,5 @@
-#! /bin/sh -e
+#! /usr/bin/env bash
+set -e
 
 url=$1
 rev=$2