diff --git a/kobaltw b/kobaltw
index 3633f46..d3e0b69 100755
--- a/kobaltw
+++ b/kobaltw
@@ -1,2 +1,3 @@
 #!/usr/bin/env sh
-java -jar $(dirname $0)/kobalt/wrapper/kobalt-wrapper.jar $*
+DIRNAME=`dirname $0`
+java -jar $DIRNAME/kobalt/wrapper/kobalt-wrapper.jar $*