diff --git a/jna-4.1.0-junit.patch b/jna-4.1.0-junit.patch
new file mode 100644
index 0000000..adeae5c
--- /dev/null
+++ b/jna-4.1.0-junit.patch
@@ -0,0 +1,48 @@
+diff -up ./build.xml.junit ./build.xml
+--- ./build.xml.junit	2014-03-07 12:52:05.899899902 +0100
++++ ./build.xml	2014-03-07 12:58:14.956255306 +0100
+@@ -290,7 +290,7 @@
+   <target name="-setup" depends="-dynamic-properties">
+     <path id="compile-test.path">
+       <path id="test.libs">
+-        <fileset dir="lib">
++        <fileset dir="/usr/share/java">
+           <include name="junit.jar"/>
+         </fileset>
+         <fileset dir="lib/test"/>
+@@ -486,7 +486,7 @@ osname=macosx;processor=x86;processor=x8
+     <subant target="jar" failonerror="true">
+       <property name="file.reference.jna.build" location="${build}"/>
+       <property name="file.reference.jna.jar" location="${build}/${jar}"/>
+-      <property name="libs.junit.classpath" location="lib/junit.jar"/>
++      <property name="libs.junit.classpath" location="/usr/share/java/junit.jar"/>
+       <property name="javac.source" value="${platform.compatibility}"/>
+       <property name="javac.target" value="${platform.compatibility}"/>
+       <!-- OSGi manifest properties -->
+@@ -509,7 +509,7 @@ osname=macosx;processor=x86;processor=x8
+     <subant target="jar" failonerror="true">
+       <property name="file.reference.jna.build" location="${build}"/>
+       <property name="file.reference.jna.jar" location="${build}/${jar}"/>
+-      <property name="libs.junit.classpath" location="lib/junit.jar"/>
++      <property name="libs.junit.classpath" location="/usr/share/java/junit.jar"/>
+       <fileset dir="${contrib}" includes="*/build.xml" excludes="platform/build.xml"/>
+     </subant>
+   </target>
+@@ -822,7 +822,7 @@ osname=macosx;processor=x86;processor=x8
+     <mkdir dir="${build}/jws"/>
+     <copy todir="${build}/jws" file="${build}/${jar}"/>
+     <copy todir="${build}/jws" file="${build}/${testjar}"/>
+-    <copy todir="${build}/jws" file="lib/junit.jar"/>
++    <copy todir="${build}/jws" file="/usr/share/java/junit.jar"/>
+     <copy todir="${build}/jws" file="lib/clover.jar"/>
+     <jar jarfile="${build}/jws/jnidispatch.jar">
+       <fileset dir="${build.native}" includes="*jnidispatch.*"/>
+@@ -933,7 +933,7 @@ osname=macosx;processor=x86;processor=x8
+     <subant target="test" failonerror="true" inheritall="true" inheritrefs="true">
+       <property name="file.reference.jna.build" location="${build}"/>
+       <property name="file.reference.jna.jar" location="${build}/${jar}"/>
+-      <property name="libs.junit.classpath" location="lib/junit.jar"/>
++      <property name="libs.junit.classpath" location="/usr/share/java/junit.jar"/>
+       <property name="javac.source" value="${test.compatibility}"/>
+       <property name="javac.target" value="${test.compatibility}"/>
+       <fileset dir="${contrib}" includes="platform/build.xml"/>