diff --git a/project.clj b/project.clj
index 33cf666..11cd5c9 100644
--- a/project.clj
+++ b/project.clj
@@ -1,4 +1,4 @@
-(defproject clojure-koans "0.5.1-SNAPSHOT"
+(defproject clojure-koans "0.5.1"
   :description "The Clojure koans."
   :dependencies [[org.clojure/clojure "1.10.0"]
                  [koan-engine "0.2.5"]]