diff --git a/project.clj b/project.clj
index c448dd8b..f578ba58 100644
--- a/project.clj
+++ b/project.clj
@@ -9,7 +9,8 @@
                                   [org.clojure/data.fressian "0.2.1"]]}
              :provided {:dependencies [[org.clojure/clojurescript "1.7.170"]]}
              :recent-clj {:dependencies [^:replace [org.clojure/clojure "1.9.0"]
-                                         ^:replace [org.clojure/clojurescript "1.9.946"]]}}
+                                         ^:replace [org.clojure/clojurescript "1.9.946"]]}
+             :java9 {:jvm-opts ["--add-modules=java.xml.bind"]}}
   :plugins [[lein-codox "0.10.3" :exclusions [org.clojure/clojure
                                               org.clojure/clojurescript]]
             [lein-javadoc "0.3.0" :exclusions [org.clojure/clojure