diff --git a/LibusbJava/build.xml b/LibusbJava/build.xml
index cc06367..c2b7697 100644
--- a/LibusbJava/build.xml
+++ b/LibusbJava/build.xml
@@ -71,6 +71,7 @@
 			<arg value="-Wl,-soname,${build.shlib.linux.shlibname}" />
 			<arg value="-I${build.linux.includes}" />
 			<arg value="-I${build.linux.includes2}" />
+			<arg value="-I${build.linux.includes3}" />
 			<arg value="-shared" />
 			<arg value="${build.shlib.srcname}" />
 			<arg value="-o${build.shlib.linux.shlibname}.${version.linux}" />
diff --git a/LibusbJava/project.properties b/LibusbJava/project.properties
index 53ad302..c36d7df 100644
--- a/LibusbJava/project.properties
+++ b/LibusbJava/project.properties
@@ -31,9 +31,18 @@ build.win.resource.obj=resource.o
 ####################################
 build.linux.compiler=g++
 build.linux.includes=/usr/lib
-# set this value if you require an additional include path
-# e.g. on ubuntu linux use /usr/lib/jvm/java-6-sun-1.6.0.00/include
-build.linux.includes2=/usr/lib
+
+## set the following properties if you require additional include paths
+#
+## e.g. on ubuntu linux (with gcj)
+# build.linux.includes2=/usr/lib/jvm/java-1.4.2.gcj-4.1-1.4.2.0/include
+#
+## e.g. on ubuntu linux (with jdk 6) use
+# build.linux.includes2=/usr/lib/jvm/java-6-sun-1.6.0.00/include
+# build.linux.includes3=${build.linux.includes2}/linux
+
+build.linux.includes2=${build.linux.includes}
+build.linux.includes3=${build.linux.includes}
 
 ####################################
 # Mac specific build properties    #