diff --git a/package.json b/package.json
index 2d17f43..881b91a 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vaadin/vaadin-date-time-picker",
-  "version": "1.4.0-alpha1",
+  "version": "1.4.0",
   "description": "vaadin-date-time-picker",
   "main": "vaadin-date-time-picker.html",
   "repository": "vaadin/vaadin-date-time-picker",
diff --git a/src/vaadin-date-time-picker.html b/src/vaadin-date-time-picker.html
index a3879b3..3332c73 100644
--- a/src/vaadin-date-time-picker.html
+++ b/src/vaadin-date-time-picker.html
@@ -162,7 +162,7 @@
           return 'vaadin-date-time-picker';
         }
         static get version() {
-          return '1.4.0-alpha1';
+          return '1.4.0';
         }
 
         static get properties() {