diff --git a/HISTORY.md b/HISTORY.md
index fadabee7..235f2156 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -2,6 +2,10 @@
 http://visjs.org
 
 
+## not yet released, version 3.4.1
+
+
+
 ## 2014-09-10, version 3.4.0
 
 ### Graph2d
diff --git a/bower.json b/bower.json
index 1131c518..0209c258 100644
--- a/bower.json
+++ b/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "vis",
-  "version": "3.4.0",
+  "version": "3.4.1-SNAPSHOT",
   "main": ["dist/vis.min.js", "dist/vis.min.css"],
   "description": "A dynamic, browser-based visualization library.",
   "homepage": "http://visjs.org/",
diff --git a/dist/vis.js b/dist/vis.js
index bbb9da2c..64aab4d3 100644
--- a/dist/vis.js
+++ b/dist/vis.js
@@ -4,7 +4,7 @@
  *
  * A dynamic, browser-based visualization library.
  *
- * @version 3.4.0
+ * @version 3.4.1-SNAPSHOT
  * @date    2014-09-10
  *
  * @license
diff --git a/dist/vis.min.js b/dist/vis.min.js
index f235fcb8..01a555d7 100644
--- a/dist/vis.min.js
+++ b/dist/vis.min.js
@@ -4,7 +4,7 @@
  *
  * A dynamic, browser-based visualization library.
  *
- * @version 3.4.0
+ * @version 3.4.1-SNAPSHOT
  * @date    2014-09-10
  *
  * @license
diff --git a/package.json b/package.json
index 49d879b5..6acf2df7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "vis",
-  "version": "3.4.0",
+  "version": "3.4.1-SNAPSHOT",
   "description": "A dynamic, browser-based visualization library.",
   "homepage": "http://visjs.org/",
   "repository": {