Index: trunk/linux/latest/usr/bin/josm-latest
===================================================================
--- trunk/linux/latest/usr/bin/josm-latest	(revision 11162)
+++ trunk/linux/latest/usr/bin/josm-latest	(revision 12591)
@@ -47,4 +47,7 @@
 if [ "$JAVACMD" ]; then
     echo "Using $JAVACMD to execute josm-latest." || true
+    if [[ $JAVACMD == *"java-9"* ]]; then
+        JAVA_OPTS="--add-modules java.se.ee $JAVA_OPTS"
+    fi
     set +e
     while true; do