diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index 54223129bc3a1700f8db7b4e9444d6b11726a0ec..86eee876208177f66b9b0589d9969f8fb6a49b9e 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 0.3.0
+current_version = 0.4.0
 files = package.json src/js/version.js
 search = 
 	"version": "{current_version}",
diff --git a/package.json b/package.json
index 56a939e29ccf2bf3621395d582b9bc8aeb3d2df1..f03f0bd44cb39763948bff06b89421ca8696f4fc 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
     "name": "www.gafam.info",
     "description": "Sources of www.gafam.info.",
-    "version": "0.3.0",
+    "version": "0.4.0",
     "license": "CC0-1.0",
     "author": {
         "name": "The GAFAM tech collective",
diff --git a/src/js/version.js b/src/js/version.js
index 43d9470606b0dbd2a3c378304826c5d5eda58552..ba520c009f3925e2b6971ca8cc336271dc3a70c8 100644
--- a/src/js/version.js
+++ b/src/js/version.js
@@ -1 +1 @@
-__version__ = '0.3.0';
+__version__ = '0.4.0';