Index: trunk/build.xml
===================================================================
--- trunk/build.xml	(revision 19493)
+++ trunk/build.xml	(revision 19499)
@@ -231,4 +231,5 @@
               <compilerarg value="-J--add-exports=jdk.compiler/com.sun.tools.javac.file=ALL-UNNAMED" if:set="isJava16" unless:set="noErrorProne"/>
               <compilerarg value="-J--add-exports=jdk.compiler/com.sun.tools.javac.main=ALL-UNNAMED" if:set="isJava16" unless:set="noErrorProne"/>
+              <compilerarg value="-J--add-exports=jdk.compiler/com.sun.tools.javac.model=ALL-UNNAMED" if:set="isJava16" unless:set="noErrorProne"/>
               <compilerarg value="-J--add-exports=jdk.compiler/com.sun.tools.javac.tree=ALL-UNNAMED" if:set="isJava16" unless:set="noErrorProne"/>
               <compilerarg value="-J--add-exports=jdk.compiler/com.sun.tools.javac.code=ALL-UNNAMED" if:set="isJava16" unless:set="noErrorProne"/>