diff --git a/.woodpecker.yml b/.woodpecker.yml
index 43bf009..a8fb90f 100644
--- a/.woodpecker.yml
+++ b/.woodpecker.yml
@@ -1,4 +1,12 @@
 steps:
+  check-tag:
+    image: alpine
+    commands:
+      - TAG=${CI_COMMIT_TAG/v//}
+      - grep "<version>$TAG</version>" appinfo/info.xml
+    when:
+      event: [tag]
+
   dependencies:
     image: node:16
     pull: true
diff --git a/CHANGELOG.md b/CHANGELOG.md
index a361810..dc920dd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 ## [Unreleased]
 
+## 3.11.4
+### Fixed
+* add label on buttons for accessiblity (fix #311)
+
 ## 3.11.3
 ### Fixed
 * fix menu icon in decks, collectives and other apps (#302)
diff --git a/appinfo/info.xml b/appinfo/info.xml
index 9079088..66c65d4 100644
--- a/appinfo/info.xml
+++ b/appinfo/info.xml
@@ -32,7 +32,7 @@ Notice
 Because I believe in a free and decentralized Internet, [Gitnet](https://gitnet.fr) is **self-hosted at home**.
 In case of downtime, you can download **Custom Menu** from [here](https://kim.deblan.fr/~side_menu/).
 ]]></description>
-    <version>3.11.3</version>
+    <version>3.11.4</version>
     <licence>agpl</licence>
     <author mail="contact@deblan.fr" homepage="https://www.deblan.io/">Simon Vieille</author>
     <namespace>SideMenu</namespace>
diff --git a/src/OpenerButton.vue b/src/OpenerButton.vue
index 32813e9..58298ae 100644
--- a/src/OpenerButton.vue
+++ b/src/OpenerButton.vue
@@ -15,11 +15,16 @@ You should have received a copy of the GNU Affero General Public License
 along with this program. If not, see <http://www.gnu.org/licenses/>.
 -->
 <template>
-  <button class="side-menu-opener"></button>
+  <button class="side-menu-opener" :arial-label="label"></button>
 </template>
 
 <script>
 export default {
   name: 'OpenerButton',
+  data() {
+    return {
+      label: t('side_menu', 'Toggle menu'),
+    }
+  }
 }
 </script>
diff --git a/templates/settings/admin-form.php b/templates/settings/admin-form.php
index c547405..1053b04 100644
--- a/templates/settings/admin-form.php
+++ b/templates/settings/admin-form.php
@@ -1115,19 +1115,19 @@ $labelAlwaysDisplayed = 'Always displayed';
     </div>
 
     <div class="section" id="more">
-        <button id="side-menu-save" class="btn btn-info">
+        <button id="side-menu-save" class="btn btn-info" arial-label="<?php p($l->t('Save')); ?>">
             <?php p($l->t('Save')); ?>
             <progress max="100" value="0" id="side-menu-save-progress"></progress>
         </button>
 
         <a href="<?php echo $urlGenerator->linkToRoute('side_menu.AdminSetting.exportConfiguration') ?>" target="_blank" rel="noopener">
-            <button class="btn btn-primary" >
+            <button class="btn btn-primary" arial-label="<?php p($l->t('Export the configuration')); ?>">
                 <?php p($l->t('Export the configuration')); ?>
             </button>
         </a>
 
         <a href="<?php echo $urlGenerator->linkToRoute('side_menu.AdminSetting.removeCache') ?>">
-            <button class="btn btn-primary" >
+            <button class="btn btn-primary" arial-label="<?php p($l->t('Purge the cache')); ?>">
                 <?php p($l->t('Purge the cache')); ?> (<?php echo $cacheSize ?> Kb)
             </button>
         </a>
@@ -1139,7 +1139,7 @@ $labelAlwaysDisplayed = 'Always displayed';
                 <?php p($l->t('You like this app and you want to support me?')); ?>
 
                 <a style="margin-left: 10px" target="_blank" href="https://www.buymeacoffee.com/deblan" rel="noopener">
-                    <button>
+                    <button arial-label="<?php p($l->t('Buy me a coffee ☕')); ?>">
                         <?php p($l->t('Buy me a coffee ☕')); ?>
                     </button>
                 </a>
diff --git a/templates/settings/personal-form.php b/templates/settings/personal-form.php
index e49f8a7..ed489bf 100644
--- a/templates/settings/personal-form.php
+++ b/templates/settings/personal-form.php
@@ -240,8 +240,7 @@ $labelReset = 'Reset to default';
 
     <div class="section">
         <?php if (!$_['force']): ?>
-            <button id="side-menu-save" class="btn btn-info">
-                <?php p($l->t('Save')); ?>
+            <button id="side-menu-save" class="btn btn-info" arial-label="<?php p($l->t('Save')); ?>">
                 <progress max="100" value="0" id="side-menu-save-progress"></progress>
             </button>
 
@@ -255,7 +254,7 @@ $labelReset = 'Reset to default';
                 <?php p($l->t('You like this app and you want to support me?')); ?>
 
                 <a style="margin-left: 10px" target="_blank" href="https://www.buymeacoffee.com/deblan" rel="noopener">
-                    <button>
+                    <button arial-label="<?php p($l->t('Buy me a coffee ☕')); ?>">
                         <?php p($l->t('Buy me a coffee ☕')); ?>
                     </button>
                 </a>