diff --git a/project.clj b/project.clj
index d3a6bb6..13cb10c 100644
--- a/project.clj
+++ b/project.clj
@@ -7,8 +7,16 @@
 
                  [compojure "1.6.1"]
                  [ring/ring-defaults "0.3.2"]
-                 [ring/ring-jetty-adapter "1.7.1"]
-                 [ring/ring-devel "1.7.1"]
+                 [ring/ring-jetty-adapter "1.7.1"
+                  :exclusions [ring/ring-core
+                               ring/ring-codec
+                               commons-io
+                               commons-codec]]
+                 [ring/ring-devel "1.7.1"
+                  :exclusions [ring/ring-core
+                               ring/ring-codec
+                               commons-io
+                               commons-codec]]
 
                  [hiccup "1.0.5"]
                  [joshavg/formulare "0.4.0-SNAPSHOT"]