--- a/make/langtools/intellij/template/ant.xml	Fri Aug 31 09:53:37 2018 -0700
+++ b/make/langtools/intellij/template/ant.xml	Fri Aug 31 18:01:47 2018 +0100
@@ -5,7 +5,6 @@
       <properties>
 	    <property name="langtools.jdk.home" value="@IDEA_TARGET_JDK@" />
         <property name="intellij.ismake" value="$IsMake$" />
-        <property name="idea.dir" value="$ModuleFileDir$" />
       </properties>
       <executeOn event="afterCompilation" target="post-make" />
     </buildFile>