diff --git a/build/build.xml b/build/build.xml
index c44599038..3e3aa935d 100644
--- a/build/build.xml
+++ b/build/build.xml
@@ -189,7 +189,6 @@
   <!-- also need to copy these to the bundleapp task for macos -->
   <fileset dir=".." id="runtime.jars">
     <include name="app/pde.jar" />
-    <include name="app/lib/antlr-4.7.2-complete.jar" />
     <include name="app/lib/jna.jar" />
     <include name="app/lib/jna-platform.jar" />
     <include name="app/lib/ant.jar" />
@@ -506,7 +505,6 @@
 
       <!-- Same as runtime.jars, seen above; plus core.jar. -->
       <classpath file="../app/pde.jar" />
-      <classpath file="../app/lib/antlr-4.7.2-complete.jar" />
       <classpath file="../app/lib/jna.jar" />
       <classpath file="../app/lib/jna-platform.jar" />
       <classpath file="../app/lib/ant.jar" />
@@ -1457,7 +1455,7 @@
       <arg line="everything -type f -exec rm -rf {} ';'" />
     </exec>
 
-    <javadoc access="public" author="false" classpath="../app/lib/ant.jar:../app/lib/ant-launcher.jar:../app/lib/antlr-4.7.2-complete.jar:../app/lib/apple.jar:../app/lib/jna.jar:../app/lib/jna-platform.jar:../core/bin:../core/library/gluegen-rt.jar:../core/library/jogl-all.jar:../java/libraries/svg:../java/libraries/pdf/library/itext.jar:../java/libraries/dxf:../java/libraries/serial/library:${java.home}/lib/tools.jar" destdir="javadoc/everything" nodeprecated="false" nodeprecatedlist="false" noindex="false" nonavbar="false" notree="false" source="1.8" splitindex="false" use="false" version="false" noqualifier="all">
+    <javadoc access="public" author="false" classpath="../app/lib/ant.jar:../app/lib/ant-launcher.jar:../app/lib/apple.jar:../app/lib/jna.jar:../app/lib/jna-platform.jar:../core/bin:../core/library/gluegen-rt.jar:../core/library/jogl-all.jar:../java/libraries/svg:../java/libraries/pdf/library/itext.jar:../java/libraries/dxf:../java/libraries/serial/library:${java.home}/lib/tools.jar" destdir="javadoc/everything" nodeprecated="false" nodeprecatedlist="false" noindex="false" nonavbar="false" notree="false" source="1.8" splitindex="false" use="false" version="false" noqualifier="all">
 
       <arg value="-notimestamp" />
 
@@ -1498,7 +1496,7 @@
       <arg line="libraries -type f -exec rm -rf {} ';'" />
     </exec>
 
-    <javadoc access="public" author="false" classpath="../app/lib/ant.jar:../app/lib/ant-launcher.jar:../app/lib/antlr-4.7.2-complete.jar:../app/lib/apple.jar:../app/lib/jna.jar:../app/lib/jna-platform.jar:../core/bin:../core/library/gluegen-rt.jar:../core/library/jogl-all.jar:../java/libraries/svg/library/batik-dom-1.8.jar:../java/libraries/svg/library/batik-svggen-1.8.jar:../java/libraries/pdf/library/itext.jar:../java/libraries/dxf:../java/libraries/serial/library/jssc.jar:${java.home}/lib/tools.jar" destdir="javadoc/libraries" nodeprecated="false" nodeprecatedlist="false" noindex="false" nonavbar="false" notree="false" source="1.8" splitindex="false" use="false" version="false" noqualifier="all">
+    <javadoc access="public" author="false" classpath="../app/lib/ant.jar:../app/lib/ant-launcher.jar:../app/lib/apple.jar:../app/lib/jna.jar:../app/lib/jna-platform.jar:../core/bin:../core/library/gluegen-rt.jar:../core/library/jogl-all.jar:../java/libraries/svg/library/batik-dom-1.8.jar:../java/libraries/svg/library/batik-svggen-1.8.jar:../java/libraries/pdf/library/itext.jar:../java/libraries/dxf:../java/libraries/serial/library/jssc.jar:${java.home}/lib/tools.jar" destdir="javadoc/libraries" nodeprecated="false" nodeprecatedlist="false" noindex="false" nonavbar="false" notree="false" source="1.8" splitindex="false" use="false" version="false" noqualifier="all">
 
       <arg value="-notimestamp" />