diff --git a/project.clj b/project.clj
index d022f60..e92b4d1 100644
--- a/project.clj
+++ b/project.clj
@@ -1,4 +1,4 @@
-(defproject day8.re-frame/trace "0.1.20"
+(defproject day8.re-frame/trace "0.1.21-SNAPSHOT"
   :description "Tracing and developer tools for re-frame apps"
   :url "https://github.com/Day8/re-frame-trace"
   :license {:name "MIT"}