diff --git a/ChangeLog b/ChangeLog
index e90d4e19c7..24b7f47355 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -5,6 +5,7 @@ phpMyAdmin - ChangeLog
 - issue #12772 Fix case where the central columns attributes don't get filled in
 - issue #14049 Fix case where the query builder doesn't work when selected column is *
 - issue #14029 Revert "Browse" table CSS overflow
+- issue #14241 Dropping indexes and foreign keys fail
 
 4.8.0.1 (2018-04-19)
 - issue        [security] Multiple CSRF vulnerabilities, See PMASA-2018-02
diff --git a/js/indexes.js b/js/indexes.js
index d096144439..19744833c9 100644
--- a/js/indexes.js
+++ b/js/indexes.js
@@ -601,10 +601,7 @@ AJAX.registerOnload('indexes.js', function () {
 
         $anchor.PMA_confirm(question, $anchor.attr('href'), function (url) {
             var $msg = PMA_ajaxShowMessage(PMA_messages.strDroppingPrimaryKeyIndex, false);
-            var params = {
-                'is_js_confirmed': 1,
-                'ajax_request': true
-            };
+            var params = getJSConfirmCommonParam(this, $anchor.getPostData());
             $.post(url, params, function (data) {
                 if (typeof data !== 'undefined' && data.success === true) {
                     PMA_ajaxRemoveMessage($msg);
diff --git a/js/tbl_relation.js b/js/tbl_relation.js
index a2211f4e7c..6446b8b1e6 100644
--- a/js/tbl_relation.js
+++ b/js/tbl_relation.js
@@ -222,10 +222,7 @@ AJAX.registerOnload('tbl_relation.js', function () {
 
         $anchor.PMA_confirm(question, $anchor.attr('href'), function (url) {
             var $msg = PMA_ajaxShowMessage(PMA_messages.strDroppingForeignKey, false);
-            var params = {
-                'is_js_confirmed': 1,
-                'ajax_request': true
-            };
+            var params = getJSConfirmCommonParam(this, $anchor.getPostData());
             $.post(url, params, function (data) {
                 if (data.success === true) {
                     PMA_ajaxRemoveMessage($msg);
diff --git a/libraries/classes/Index.php b/libraries/classes/Index.php
index 6a456ae095..c971e5b363 100644
--- a/libraries/classes/Index.php
+++ b/libraries/classes/Index.php
@@ -765,12 +765,12 @@ class Index
                 $r .= '<td ' . $row_span . ' class="print_ignore">';
                 $r .= '<input type="hidden" class="drop_primary_key_index_msg"'
                     . ' value="' . $js_msg . '" />';
-                $r .= '    <a class="drop_primary_key_index_anchor';
-                $r .= ' ajax';
-                $r .= '" href="sql.php' . Url::getCommon($this_params)
-                   . '" >'
-                   . Util::getIcon('b_drop', __('Drop'))  . '</a>'
-                   . '</td>' . "\n";
+                $r .= Util::linkOrButton(
+                    'sql.php' . Url::getCommon($this_params),
+                    Util::getIcon('b_drop', __('Drop')),
+                    array('class' => 'drop_primary_key_index_anchor ajax')
+                );
+                $r .= '</td>' . "\n";
             }
 
             if (! $print_mode) {
diff --git a/templates/table/relation/foreign_key_row.twig b/templates/table/relation/foreign_key_row.twig
index caab9a4251..4e73bf1188 100644
--- a/templates/table/relation/foreign_key_row.twig
+++ b/templates/table/relation/foreign_key_row.twig
@@ -26,10 +26,9 @@
         {% if one_key['constraint'] is defined %}
             <input type="hidden" class="drop_foreign_key_msg" value="
                 {{- js_msg }}" />
-            <a class="drop_foreign_key_anchor ajax" href="sql.php
-                {{- Url_getCommon(this_params) }}">
-                {{ Util_getIcon('b_drop', 'Drop'|trans) }}
-            </a>
+            {% set drop_url = 'sql.php' ~ Url_getCommon(this_params) %}
+            {% set drop_str = Util_getIcon('b_drop', 'Drop'|trans) %}
+            {{ Util_linkOrButton(drop_url, drop_str, {'class': 'drop_foreign_key_anchor ajax'}) }}
         {% endif %}
     </td>
     <td>