diff --git a/app/build.xml b/app/build.xml
index cbab13552..70861d756 100644
--- a/app/build.xml
+++ b/app/build.xml
@@ -48,7 +48,7 @@
     <fail if="windows" unless="java_home"
 	  message="The JAVA_HOME variable must be set to the location of a full JDK. For instance, on Windows, this might be c:\jdk1.6.0_18." />
 
-    <condition property="work.dir" value="../build/macosx/work/Arduino.app/Contents/Resources/Java/">
+    <condition property="work.dir" value="../build/macosx/work/Arduino.app/Contents/Java/">
       <os family="mac"/>
     </condition>
     <condition property="java.additional.library.path" value=".">