diff --git a/pkgs/development/interpreters/j/default.nix b/pkgs/development/interpreters/j/default.nix
index 8793cb778ccf..698986e6b402 100644
--- a/pkgs/development/interpreters/j/default.nix
+++ b/pkgs/development/interpreters/j/default.nix
@@ -30,7 +30,7 @@ stdenv.mkDerivation rec {
 
     cd make
 
-    sed -i *.sh -e 's@/bin/bash@/usr/bin/env bash@;'
+    patchShebangs .
     sed -i jvars.sh -e '
       s@~/gitdev/jsource@$SOURCE_DIR@;
       s@~/jbld@$HOME@;