diff --git a/CameraInput/XFacetrackerLK/build.xml b/CameraInput/XFacetrackerLK/build.xml
index 89da6aa..388a239 100644
--- a/CameraInput/XFacetrackerLK/build.xml
+++ b/CameraInput/XFacetrackerLK/build.xml
@@ -1,11 +1,29 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project name="asterics-application" default="deploy" basedir="." xmlns:fx="javafx:com.sun.javafx.tools.ant">
+<project name="asterics-application" default="APE-copy" basedir="." xmlns:fx="javafx:com.sun.javafx.tools.ant">
 	<import file="../../imported.xml"/>
-	
+
+	<!-- do platform specific preparations before deployment: here you can delete some platform specific files -->
+	<target name="before-deploy-windows" if="APE.isWindows">
+	    <delete verbose="true">
+	        <fileset dir="${build.merged.ARE}" includes="javacv-*-linux.jar, javacv-*-macosx.jar"/>
+	    </delete>	    
+	</target>
+	<target name="before-deploy-linux" if="APE.isLinux">
+	    <delete verbose="true">
+	        <fileset dir="${build.merged.ARE}" includes="javacv-*-windows.jar, javacv-*-macosx.jar"/>
+	    </delete>
+	</target>
+	<target name="before-deploy-macosx" if="APE.isMacOSX">
+	    <delete verbose="true">
+	        <fileset dir="${build.merged.ARE}" includes="javacv-*-windows.jar, javacv-*-linux.jar"/>
+	    </delete>	    
+	</target>
+
+
 	<!-- if you want to compile and modify something on your own, before the installer is created -->
 	<target name='before-deploy'>
 	</target>
 	
-	<target name="deploy" depends="init-fx-tasks, cleanup, setup-staging-area, APE-copy, before-deploy, make-installer-only">
+	<target name="deploy" depends="init-fx-tasks, cleanup, setup-staging-area, APE-copy, before-deploy, before-deploy-windows, before-deploy-linux, before-deploy-macosx, make-installer-only">
 	</target>
 </project>