diff --git a/package.json b/package.json
index 166452a..d8ba77d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "d3-transition",
-  "version": "1.3.0",
+  "version": "1.3.1",
   "description": "Animated transitions for D3 selections.",
   "keywords": [
     "d3",