diff --git a/project.clj b/project.clj
index 4c1833d..f031d30 100644
--- a/project.clj
+++ b/project.clj
@@ -6,16 +6,16 @@
   :url "https://github.com/clojure-emacs/refactor-nrepl"
   :license {:name "Eclipse Public License"
             :url "https://www.eclipse.org/legal/epl-v10.html"}
-  :dependencies [[nrepl "1.3.1" :exclusions [org.clojure/clojure]]
-                 ^:inline-dep [http-kit "2.5.0"]
-                 ^:inline-dep [org.clojure/data.json "2.5.0"]
-                 ^:inline-dep [org.clojure/tools.analyzer.jvm "1.3.2"]
-                 ^:inline-dep [org.clojure/tools.namespace "1.5.0" :exclusions [org.clojure/tools.reader]]
-                 ^:inline-dep [org.clojure/tools.reader "1.5.2"]
-                 ^:inline-dep [cider/orchard "0.35.0" :exclusions [org.clojure/clojure]]
+  :dependencies [[nrepl "1.6.0" :exclusions [org.clojure/clojure]]
+                 ^:inline-dep [http-kit "2.8.1"]
+                 ^:inline-dep [org.clojure/data.json "2.5.2"]
+                 ^:inline-dep [org.clojure/tools.analyzer.jvm "1.3.4"]
+                 ^:inline-dep [org.clojure/tools.namespace "1.5.1" :exclusions [org.clojure/tools.reader]]
+                 ^:inline-dep [org.clojure/tools.reader "1.6.0"]
+                 ^:inline-dep [cider/orchard "0.39.0" :exclusions [org.clojure/clojure]]
                  ^:inline-dep [cljfmt "0.9.2" :exclusions [rewrite-clj rewrite-cljs]]
-                 ^:inline-dep [clj-commons/fs "1.6.310"]
-                 ^:inline-dep [rewrite-clj "1.1.49"]
+                 ^:inline-dep [clj-commons/fs "1.6.312"]
+                 ^:inline-dep [rewrite-clj "1.2.52"]
                  ^:inline-dep [version-clj "2.0.3"]]
    ; see versions matrix below
 
diff --git a/test/refactor_nrepl/artifacts_test.clj b/test/refactor_nrepl/artifacts_test.clj
index 637f4ad..36d84f0 100644
--- a/test/refactor_nrepl/artifacts_test.clj
+++ b/test/refactor_nrepl/artifacts_test.clj
@@ -22,18 +22,26 @@
   "Retries a flaky fn `f`.
 
   In our case the flakiness is outside of our control since Maven Central,
-  Clojars, etc can always have hiccups."
+  Clojars, etc can always have hiccups. Retries on both exceptions and
+  empty results."
   ([f]
    (retry-flaky f 0))
   ([f ^long attempts]
-   (try
-     (f)
-     (catch Exception e
-       ;; give Maven a break:
-       (Thread/sleep 18000)
-       (if (< attempts 7)
-         (retry-flaky f (inc attempts))
-         (throw e))))))
+   (let [result (try
+                  (f)
+                  (catch Exception e
+                    (if (< attempts 7)
+                      ::retry
+                      (throw e))))]
+     (if (or (= result ::retry)
+             (and (coll? result) (empty? result)))
+       (do
+         ;; give Maven a break:
+         (Thread/sleep 18000)
+         (if (< attempts 7)
+           (retry-flaky f (inc attempts))
+           result))
+       result))))
 
 (deftest get-mvn-artifacts!-test
   (is (> (count (retry-flaky (fn []
diff --git a/test/refactor_nrepl/ns/class_search_test.clj b/test/refactor_nrepl/ns/class_search_test.clj
index eb49108..2a76a49 100644
--- a/test/refactor_nrepl/ns/class_search_test.clj
+++ b/test/refactor_nrepl/ns/class_search_test.clj
@@ -33,6 +33,7 @@
               "org.apache.commons.compress.harmony.pack200.Segment can not implement"
               "javax/xml/bind/ModuleUtil (wrong name: META-INF/versions/9/javax/xml/bind/ModuleUtil)"
               "META-INF/versions/9/javax/xml/bind/ModuleUtil (wrong name: javax/xml/bind/ModuleUtil)"
+              "META-INF/versions/9/module-info"
               ;; Stuff brought in by the `leiningen-core` dependency:
               "com/google/inject"
               "org/osgi"