--- a/mozilla/security/jss/build_java.pl
+++ b/mozilla/security/jss/build_java.pl
@@ -190,7 +190,7 @@
     #
     if( scalar(@source_list) > 0 ) {
         ensure_dir_exists($class_dir);
-        print_do("$javac $javac_opt_flag -sourcepath . -d $class_dir " .
+        print_do("$javac $ENV{JAVA_GENTOO_OPTS} $javac_opt_flag -sourcepath . -d $class_dir " .
             "$classpath " . join(" ",@source_list));
     }