diff --git a/devtool/public/manifest.firefox.json b/devtool/public/manifest.firefox.json
index fb5e32e9..f967c3c4 100644
--- a/devtool/public/manifest.firefox.json
+++ b/devtool/public/manifest.firefox.json
@@ -1,6 +1,6 @@
 {
   "name": "__MSG_name__",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "description": "__MSG_description__",
   "short_name": "morfeo",
   "author": "Mauro Erta",
diff --git a/devtool/public/manifest.json b/devtool/public/manifest.json
index 4e6f4058..3f206a67 100644
--- a/devtool/public/manifest.json
+++ b/devtool/public/manifest.json
@@ -1,7 +1,7 @@
 {
   "manifest_version": 3,
   "name": "__MSG_name__",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "description": "__MSG_description__",
   "author": "Mauro Erta",
   "devtools_page": "devtool.html",