diff --git a/bin/jmk2 b/bin/jmk2
index 186344c..92b703a 100755
--- a/bin/jmk2
+++ b/bin/jmk2
@@ -38,6 +38,7 @@
 set root {$root}
 set jmk_build_cmd {$0 $*}
 set jmk_build_dir {$(pwd)}
+set jmk_makefile_dir {$PWD/$outdir}
 cd {$outdir}
 array set options {$options}
 source {$root/share/jmk/multiplat.jmk}