diff --git a/assets/dist/css/style.css b/assets/dist/css/style.css
index 47228d5..7616643 100644
--- a/assets/dist/css/style.css
+++ b/assets/dist/css/style.css
@@ -1,7 +1,7 @@
 /*!
  * Bootstrap for Contact Form 7 (https://wordpress.org/plugins/bootstrap-for-contact-form-7/)
  * By Felix Arntz (https://leaves-and-love.net)
- * Licensed under GNU General Public License v3 (http://www.gnu.org/licenses/gpl-3.0.html)
+ * Licensed under GNU General Public License v2 (or later) (http://www.gnu.org/licenses/gpl-2.0.html)
  */
 div.wpcf7 .screen-reader-response {
 	position: absolute;
diff --git a/assets/dist/css/style.min.css b/assets/dist/css/style.min.css
index a0b1e8f..05c8821 100644
--- a/assets/dist/css/style.min.css
+++ b/assets/dist/css/style.min.css
@@ -1,6 +1,6 @@
 /*!
  * Bootstrap for Contact Form 7 (https://wordpress.org/plugins/bootstrap-for-contact-form-7/)
  * By Felix Arntz (https://leaves-and-love.net)
- * Licensed under GNU General Public License v3 (http://www.gnu.org/licenses/gpl-3.0.html)
+ * Licensed under GNU General Public License v2 (or later) (http://www.gnu.org/licenses/gpl-2.0.html)
  */
 div.wpcf7 .screen-reader-response{position:absolute;width:1px;height:1px;padding:0;margin:0;overflow:hidden;clip:rect(1px,1px,1px,1px);border:0}div.wpcf7 .form-inline img.ajax-loader{display:inline}div.wpcf7 .form-inline .form-group{max-width:250px}div.wpcf7 .ajax-loader{display:inline-block;width:16px;height:16px;padding:0;margin:0 0 0 4px;vertical-align:middle;border:none;visibility:hidden}div.wpcf7 .ajax-loader.is-active{visibility:visible}div.wpcf7 .wpcf7-display-none,div.wpcf7 div.ajax-error{display:none}div.wpcf7 .placeheld{color:#888}div.wpcf7 .wpcf7-recaptcha iframe{margin-bottom:0}div.wpcf7 input[type=file]{cursor:pointer}div.wpcf7 input[type=file]:disabled{cursor:default}div.wpcf7 .input-group-addon img{width:auto;height:100%;max-width:none!important;border-radius:5px}div.wpcf7 .input-group-addon.input-group-has-image{padding:0}
\ No newline at end of file
diff --git a/assets/dist/js/scripts.js b/assets/dist/js/scripts.js
index d259a4b..6e38f1b 100644
--- a/assets/dist/js/scripts.js
+++ b/assets/dist/js/scripts.js
@@ -1,7 +1,7 @@
 /*!
  * Bootstrap for Contact Form 7 (https://wordpress.org/plugins/bootstrap-for-contact-form-7/)
  * By Felix Arntz (https://leaves-and-love.net)
- * Licensed under GNU General Public License v3 (http://www.gnu.org/licenses/gpl-3.0.html)
+ * Licensed under GNU General Public License v2 (or later) (http://www.gnu.org/licenses/gpl-2.0.html)
  */
 ( function ( $ ) {
 	'use strict';
diff --git a/assets/dist/js/scripts.min.js b/assets/dist/js/scripts.min.js
index a0b3d93..487fff0 100644
--- a/assets/dist/js/scripts.min.js
+++ b/assets/dist/js/scripts.min.js
@@ -1,6 +1,6 @@
 /*!
  * Bootstrap for Contact Form 7 (https://wordpress.org/plugins/bootstrap-for-contact-form-7/)
  * By Felix Arntz (https://leaves-and-love.net)
- * Licensed under GNU General Public License v3 (http://www.gnu.org/licenses/gpl-3.0.html)
+ * Licensed under GNU General Public License v2 (or later) (http://www.gnu.org/licenses/gpl-2.0.html)
  */
 !function(n){"use strict";window.wpcf7.notValidTip=function(i,e){var t=n(i);if(t.addClass("has-error"),n(".wpcf7-not-valid-tip",t).remove(),!t.parents(".wpcf7-form").hasClass("form-inline")&&(t.parents(".wpcf7-form").hasClass("form-horizontal")?t.children("div").append('<span class="help-block wpcf7-not-valid-tip">'+e+"</span>"):t.append('<span class="help-block wpcf7-not-valid-tip">'+e+"</span>"),t.is(".use-floating-validation-tip *"))){var s=function(i){n(i).not(":hidden").animate({opacity:0},"fast",function(){n(this).css({"z-index":-100})})};t.on("mouseover",".wpcf7-not-valid-tip",function(){s(this)}),t.on("focus",":input",function(){s(n(".wpcf7-not-valid-tip",t))})}},window.wpcf7.clearResponse=function(i){var e=n(i),t=e.find("div.wpcf7-response-output .close");e.removeClass("invalid spam sent failed"),e.siblings(".screen-reader-response").html("").attr("role",""),n(".wpcf7-not-valid-tip",e).remove(),n("[aria-invalid]",e).attr("aria-invalid","false"),n(".wpcf7-form-control",e).removeClass("wpcf7-not-valid"),n("div.form-group",e).removeClass("has-error"),n("img.ajax-loader",e).removeClass("is-active"),n(".wpcf7-response-output",e).hide().empty().removeAttr("role").removeClass("wpcf7-mail-sent-ok wpcf7-mail-sent-ng wpcf7-validation-errors wpcf7-spam-blocked alert-warning alert-success alert-danger"),0<t.length&&e.find("div.wpcf7-response-output").append(t)},n(function(){n("div.wpcf7").on("invalid.wpcf7",function(){n(this).find("div.wpcf7-response-output").addClass("alert-warning")}),n("div.wpcf7").on("spam.wpcf7",function(){n(this).find("div.wpcf7-response-output").addClass("alert-warning")}),n("div.wpcf7").on("mailsent.wpcf7",function(){n(this).find("div.wpcf7-response-output").addClass("alert-success")}),n("div.wpcf7").on("mailfailed.wpcf7",function(){n(this).find("div.wpcf7-response-output").addClass("alert-danger")}),n("div.wpcf7").on("click","div.wpcf7-response-output .close",function(i){n(this).parent().hide(),i.preventDefault()})}),n.fn.wpcf7NotValidTip=function(i){return this.each(function(){var e=n(this);e.addClass("has-error"),e.parents(".wpcf7-form").hasClass("form-inline")||(e.find("span.wpcf7-not-valid-tip").remove(),e.parents(".wpcf7-form").hasClass("form-horizontal")?e.children("div").append('<span class="help-block wpcf7-not-valid-tip">'+i+"</span>"):e.append('<span class="help-block wpcf7-not-valid-tip">'+i+"</span>"),e.slideDown("fast"),e.is(".use-floating-validation-tip *")&&(n(".wpcf7-not-valid-tip",e).mouseover(function(){n(this).wpcf7FadeOut()}),n(":input",e).focus(function(){n(".wpcf7-not-valid-tip",e).not(":hidden").wpcf7FadeOut()})))})},n.fn.wpcf7RefillQuiz=function(i){return this.each(function(){var e=n(this);n.each(i,function(n,i){e.find(':input[name="'+n+'"]').clearFields(),e.find(':input[name="'+n+'"]').siblings("p.wpcf7-quiz-label").text(i[0]),e.find('input:hidden[name="_wpcf7_quiz_answer_'+n+'"]').attr("value",i[1])})})},n.fn.wpcf7ClearResponseOutput=function(){return this.each(function(){var i=n(this).find("div.wpcf7-response-output .close");n(this).find("div.wpcf7-response-output").hide().empty().removeClass("wpcf7-mail-sent-ok wpcf7-mail-sent-ng wpcf7-validation-errors wpcf7-spam-blocked alert-warning alert-success alert-danger").removeAttr("role"),0<i.length&&n(this).find("div.wpcf7-response-output").append(i),n(this).find("div.form-group").removeClass("has-error"),n(this).find("span.wpcf7-not-valid-tip").remove(),n(this).find("img.ajax-loader").removeClass("is-active")})}}(jQuery);
\ No newline at end of file
diff --git a/bootstrap-for-contact-form-7.php b/bootstrap-for-contact-form-7.php
index 7574d71..d96384e 100755
--- a/bootstrap-for-contact-form-7.php
+++ b/bootstrap-for-contact-form-7.php
@@ -13,8 +13,8 @@
  * Version:     1.4.8
  * Author:      Felix Arntz
  * Author URI:  https://leaves-and-love.net
- * License:     GNU General Public License v3
- * License URI: http://www.gnu.org/licenses/gpl-3.0.html
+ * License:     GNU General Public License v2 (or later)
+ * License URI: http://www.gnu.org/licenses/gpl-2.0.html
  * Text Domain: bootstrap-for-contact-form-7
  * Tags:        contact form 7, wpcf7, bootstrap, bootstrap 3, bootstrap framework, addon, contact form 7 addon, contact form, cf7bs
  */
diff --git a/readme.txt b/readme.txt
index 658e456..0127bfd 100755
--- a/readme.txt
+++ b/readme.txt
@@ -10,8 +10,8 @@ Requires at least: 3.6
 Tested up to:      4.9
 Stable tag:        1.4.8
 Version:           1.4.8
-License:           GNU General Public License v3
-License URI:       http://www.gnu.org/licenses/gpl-3.0.html
+License:           GNU General Public License v2 (or later)
+License URI:       http://www.gnu.org/licenses/gpl-2.0.html
 Tags:              contact form 7, wpcf7, bootstrap, bootstrap 3, bootstrap framework, addon, contact form 7 addon, contact form, cf7bs
 
 This plugin modifies the output of the popular Contact Form 7 plugin to be styled in compliance with themes using the Bootstrap CSS framework.