diff --git a/buildConfig/RegionChooser.command b/buildConfig/RegionChooser.command
index a4e92bb4c7d7cd0f953cba0d26bb87d240d52767..95ccbc8fc351c686086e0ac2d571b287c7713bfb 100755
--- a/buildConfig/RegionChooser.command
+++ b/buildConfig/RegionChooser.command
@@ -1,2 +1,3 @@
+#!/bin/bash
 cd "$(dirname "$0")" # set the current working directory to the directory this script is in
-java -classpath lib/* -Xms512m -Xmx2g -Djava.util.logging.config.file=logging.properties eu.simstadt.regionchooser.RegionChooserFX
\ No newline at end of file
+java -d64 -classpath lib/*: -Xms512m -Xmx2g -Djava.util.logging.config.file=logging.properties eu.simstadt.regionchooser.RegionChooserFX