diff --git a/package.json b/package.json
index e2e0ee0..a0825d7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "phylotree",
-  "version": "0.1.4",
+  "version": "0.1.5",
   "main": "phylotree.js",
   "keywords": [
     "phylogenetics",