diff --git a/deps.edn b/deps.edn
index 80d6585..65aa1c8 100644
--- a/deps.edn
+++ b/deps.edn
@@ -1,4 +1,4 @@
-{:deps {org.clojure/clojure {:mvn/version "1.7.0"}
-        cheshire/cheshire {:mvn/version "5.11.0"}
-        clj-http/clj-http {:mvn/version "3.12.3"}
-        ring/ring-core {:mvn/version "1.10.0"}}}
+{:deps {org.clojure/clojure {:mvn/version "1.9.0"}
+        cheshire/cheshire {:mvn/version "5.13.0"}
+        clj-http/clj-http {:mvn/version "3.13.0"}
+        ring/ring-core {:mvn/version "1.12.2"}}}
diff --git a/project.clj b/project.clj
index 8666fef..6004187 100644
--- a/project.clj
+++ b/project.clj
@@ -3,10 +3,10 @@
   :url "https://github.com/weavejester/ring-oauth2"
   :license {:name "The MIT License"
             :url "http://opensource.org/licenses/MIT"}
-  :dependencies [[org.clojure/clojure "1.7.0"]
-                 [cheshire "5.11.0"]
-                 [clj-http "3.12.3"]
-                 [ring/ring-core "1.10.0"]]
+  :dependencies [[org.clojure/clojure "1.9.0"]
+                 [cheshire "5.13.0"]
+                 [clj-http "3.13.0"]
+                 [ring/ring-core "1.12.2"]]
   :profiles
   {:dev {:dependencies [[clj-http-fake "1.0.4"]
                         [ring/ring-mock "0.4.0"]]}})