diff --git a/build/build.xml b/build/build.xml
index 6a40d1b..d50f2fb 100644
--- a/build/build.xml
+++ b/build/build.xml
@@ -23,9 +23,9 @@
   <fileset dir=".." id="runtime.jars">
     <include name="core/core.jar" />
     <include name="app/pde.jar" />
-    <include name="app/lib/ecj.jar" />
+<!--    <include name="app/lib/ecj.jar" /> -->
     <include name="app/lib/jna.jar" />
-    <include name="app/lib/RXTXcomm.jar" />
+<!--    <include name="app/lib/RXTXcomm.jar" /> -->
     <include name="app/lib/ant.jar" />
     <include name="app/lib/ant-launcher.jar" />
   </fileset>
@@ -352,10 +352,10 @@
   </target>
 
   <target name="linux64-build" depends="linux-build" description="Build linux (64-bit) version">
-    <copy tofile="linux/work/hardware/tools/avrdude" file="linux/dist/tools/avrdude64" overwrite="true" />
-    <copy tofile="linux/work/lib/librxtxSerial.so" file="linux/dist/lib/librxtxSerial64.so" overwrite="true" />
+<!--    <copy tofile="linux/work/hardware/tools/avrdude" file="linux/dist/tools/avrdude64" overwrite="true" />
+    <copy tofile="linux/work/lib/librxtxSerial.so" file="linux/dist/lib/librxtxSerial64.so" overwrite="true" /> -->
   </target>
-  
+
   <target name="linux-run" depends="linux-build" 
          description="Run Linux (32-bit) version">
     <exec executable="./linux/work/arduino" spawn="false"/>