diff --git a/project.clj b/project.clj
index 9a6a185..8a6e153 100644
--- a/project.clj
+++ b/project.clj
@@ -33,8 +33,7 @@
                  :post "clojure-mongodb@googlegroups.com"}
   :profiles {:dj01x {:dependencies [[org.clojure/data.json  "0.1.2" :exclusions [org.clojure/clojure]]]}
              :dj02x {:dependencies [[org.clojure/data.json  "0.2.4" :exclusions [org.clojure/clojure]]]}
-             :1.5    {:dependencies [[org.clojure/clojure "1.5.1"]]}
-             :1.7    {:dependencies [[org.clojure/clojure "1.7.0"]]}
+             :1.6    {:dependencies [[org.clojure/clojure "1.6.0"]]}
              :master {:dependencies [[org.clojure/clojure "1.8.0-master-SNAPSHOT"]]}
              :dev {:resource-paths ["test/resources"]
                    :dependencies  [[clj-time               "0.8.0" :exclusions [org.clojure/clojure]]
@@ -58,7 +57,7 @@
              ;; only clj-time/JodaTime available, used to test monger.joda-time w/o clojure.data.json
              :dev2 {:resource-paths ["test/resources"]
                     :dependencies  [[clj-time "0.8.0"               :exclusions [org.clojure/clojure]]]}}
-  :aliases {"all" ["with-profile" "dev:dev,1.5:dev,dj01x:dev,dj02x:dev,1.7"]}
+  :aliases {"all" ["with-profile" "dev:dev,1.6:dev,dj01x:dev,dj02x"]}
   :repositories {"sonatype" {:url "http://oss.sonatype.org/content/repositories/releases"
                              :snapshots false
                              :releases {:checksum :fail :update :always}}