diff --git a/project.clj b/project.clj
index fdf8d87..0c4d9dd 100644
--- a/project.clj
+++ b/project.clj
@@ -40,9 +40,9 @@
                                    [cheshire               "5.3.1" :exclusions [org.clojure/clojure]]
                                    [org.clojure/tools.cli  "0.3.1" :exclusions [org.clojure/clojure]]
                                    [org.clojure/core.cache "0.6.3" :exclusions [org.clojure/clojure]]
-                                   [ring/ring-core         "1.2.1"]
+                                   [ring/ring-core         "1.2.1" :exclusions [org.clojure/clojure]]
                                    [com.novemberain/validateur "2.1.0"]
-                                   [ragtime/ragtime.core          "0.3.4"]]
+                                   [ragtime/ragtime.core   "0.3.4" :exclusions [org.clojure/clojure]]]
                    :plugins [[codox "0.6.6"]]
                    :codox {:sources ["src/clojure"]
                            :output-dir "doc/api"