diff --git a/project.clj b/project.clj
index 44b270d..e387c1e 100644
--- a/project.clj
+++ b/project.clj
@@ -8,7 +8,7 @@
   :license {:name "Apache License, Version 2.0"
             :url "http://www.apache.org/licenses/LICENSE-2.0.html"}
 
-  :min-lein-version "2.9.1"
+  :min-lein-version "2.12.0"
 
   ;; Abort when version ranges or version conflicts are detected in
   ;; dependencies. Also supports :warn to simply emit warnings.