diff --git a/bootstrap-duallistbox.jquery.json b/bootstrap-duallistbox.jquery.json
index e4e1cec..a24d66c 100644
--- a/bootstrap-duallistbox.jquery.json
+++ b/bootstrap-duallistbox.jquery.json
@@ -9,7 +9,7 @@
         "input",
         "ui"
     ],
-    "version": "4.0.0",
+    "version": "4.0.1",
     "author": {
         "name": "István Ujj-Mészáros",
         "url": "https://github.com/istvan-ujjmeszaros"
diff --git a/bower.json b/bower.json
index b52e4f3..e56d375 100644
--- a/bower.json
+++ b/bower.json
@@ -1,7 +1,7 @@
 {
 	"name": "bootstrap-duallistbox",
-	"version": "4.0.0",
-	"homepage": "http://www.virtuosoft.eu/code/bootstrap-duallistbox/",
+	"version": "4.0.1",
+	"homepage": "https://www.virtuosoft.eu/code/bootstrap-duallistbox/",
 	"authors": [
     {
       "name": "István Ujj-Mészáros",
diff --git a/composer.json b/composer.json
index d79c72e..9a6a240 100644
--- a/composer.json
+++ b/composer.json
@@ -3,8 +3,8 @@
     "type": "library",
     "keywords": ["bootstrap", "bootstrap select", "select", "bootstrap duallistbox", "duallistbox"],
     "description": "A responsive dual listbox widget optimized for Twitter Bootstrap. It works on all modern browsers and on touch devices.",
-    "homepage": "http://www.virtuosoft.eu/code/bootstrap-duallistbox/",
-    "version": "4.0.0",
+    "homepage": "https://www.virtuosoft.eu/code/bootstrap-duallistbox/",
+    "version": "4.0.1",
     "authors": [
         {
             "name": "István Ujj-Mészáros",
diff --git a/dist/bootstrap-duallistbox.css b/dist/bootstrap-duallistbox.css
index bd9b0c2..5e32359 100644
--- a/dist/bootstrap-duallistbox.css
+++ b/dist/bootstrap-duallistbox.css
@@ -1,5 +1,5 @@
 /*
- *  Bootstrap Duallistbox - v4.0.0
+ *  Bootstrap Duallistbox - v4.0.1
  *  A responsive dual listbox widget optimized for Twitter Bootstrap. It works on all modern browsers and on touch devices.
  *  http://www.virtuosoft.eu/code/bootstrap-duallistbox/
  *
diff --git a/dist/jquery.bootstrap-duallistbox.js b/dist/jquery.bootstrap-duallistbox.js
index 7053de4..6e33e1c 100644
--- a/dist/jquery.bootstrap-duallistbox.js
+++ b/dist/jquery.bootstrap-duallistbox.js
@@ -1,5 +1,5 @@
 /*
- *  Bootstrap Duallistbox - v4.0.0
+ *  Bootstrap Duallistbox - v4.0.1
  *  A responsive dual listbox widget optimized for Twitter Bootstrap. It works on all modern browsers and on touch devices.
  *  http://www.virtuosoft.eu/code/bootstrap-duallistbox/
  *
diff --git a/dist/jquery.bootstrap-duallistbox.min.js b/dist/jquery.bootstrap-duallistbox.min.js
index 51e0704..28ffbe2 100644
--- a/dist/jquery.bootstrap-duallistbox.min.js
+++ b/dist/jquery.bootstrap-duallistbox.min.js
@@ -1,5 +1,5 @@
 /*
- *  Bootstrap Duallistbox - v4.0.0
+ *  Bootstrap Duallistbox - v4.0.1
  *  A responsive dual listbox widget optimized for Twitter Bootstrap. It works on all modern browsers and on touch devices.
  *  http://www.virtuosoft.eu/code/bootstrap-duallistbox/
  *
diff --git a/package-lock.json b/package-lock.json
index 1abef0c..af7ed56 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "bootstrap4-duallistbox",
-  "version": "4.0.0",
+  "version": "4.0.1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 4f79575..d5e0cbb 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
     "url": "http://github.com/istvan-ujjmeszaros/bootstrap-duallistbox.git"
   },
   "homepage": "https://www.virtuosoft.eu/code/bootstrap-duallistbox/",
-  "version": "4.0.0",
+  "version": "4.0.1",
   "devDependencies": {
     "grunt": "^1.0.2",
     "grunt-cli": "^1.2.0",