diff --git a/pkgs/development/compilers/mono/generic-cmake.nix b/pkgs/development/compilers/mono/generic-cmake.nix
index 71cafe2cca2..ab232f07d1b 100644
--- a/pkgs/development/compilers/mono/generic-cmake.nix
+++ b/pkgs/development/compilers/mono/generic-cmake.nix
@@ -37,7 +37,7 @@ stdenv.mkDerivation rec {
   ];
 
   configurePhase = ''
-    substituteInPlace ./autogen.sh --replace "/usr/bin/env sh" "/bin/sh"
+    substituteInPlace ./autogen.sh --replace "/usr/bin/env sh" "${stdenv.shell}"
     ./autogen.sh --prefix $out
   '';