diff --git a/package-lock.json b/package-lock.json
index 8796158..63adde3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "trait-ontology-widget",
-  "version": "2.2.0",
+  "version": "2.2.1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 12ec5e6..520fae9 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "trait-ontology-widget",
-  "version": "2.2.0",
+  "version": "2.2.1",
   "description": "",
   "author": "C. Pommier, R. Florès, G. Cornut",
   "license": "BSD-3-Clause",