diff --git a/package-lock.json b/package-lock.json
index 66f24683..da3747ee 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "leaflet.timeline",
-  "version": "1.3.0",
+  "version": "1.4.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 1abebe55..14122d8f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "leaflet.timeline",
-  "version": "1.3.0",
+  "version": "1.4.0",
   "description": "Show GeoJSON objects on a timeline",
   "scripts": {
     "prebuild": "[ -d dist ] && rm -rf dist",