diff --git a/app/src/main/java/fr/gouv/etalab/mastodon/activities/BaseMainActivity.java b/app/src/main/java/fr/gouv/etalab/mastodon/activities/BaseMainActivity.java
index c2ba22f4e..ef6ad0e3a 100644
--- a/app/src/main/java/fr/gouv/etalab/mastodon/activities/BaseMainActivity.java
+++ b/app/src/main/java/fr/gouv/etalab/mastodon/activities/BaseMainActivity.java
@@ -318,6 +318,13 @@ public abstract class BaseMainActivity extends BaseActivity
         ImageView iconArt = tabArt.getCustomView().findViewById(R.id.tab_icon);
         iconArt.setImageResource(R.drawable.ic_color_lens);
 
+        iconHome.setContentDescription(getString(R.string.home_menu));
+        iconNotif.setContentDescription(getString(R.string.notifications));
+        iconDirect.setContentDescription(getString(R.string.direct_message));
+        iconLocal.setContentDescription(getString(R.string.local_menu));
+        iconGlobal.setContentDescription(getString(R.string.global_menu));
+        iconArt.setContentDescription(getString(R.string.art_menu));
+
         if( theme == THEME_LIGHT){
             iconHome.setColorFilter(ContextCompat.getColor(getApplicationContext(), R.color.action_light_header), PorterDuff.Mode.SRC_IN);
             iconNotif.setColorFilter(ContextCompat.getColor(getApplicationContext(), R.color.action_light_header), PorterDuff.Mode.SRC_IN);
diff --git a/app/src/main/res/layout/activity_edit_profile.xml b/app/src/main/res/layout/activity_edit_profile.xml
index 9ac66b396..8fa294bac 100644
--- a/app/src/main/res/layout/activity_edit_profile.xml
+++ b/app/src/main/res/layout/activity_edit_profile.xml
@@ -52,7 +52,7 @@
                 android:layout_width="100dp"
                 android:scaleType="fitXY"
                 android:layout_height="100dp"
-                tools:ignore="ContentDescription" />
+                android:contentDescription="@string/profile_picture" />
             <LinearLayout
                 android:layout_marginStart="10dp"
                 android:layout_marginLeft="10dp"
@@ -99,7 +99,7 @@
                 android:minHeight="100dp"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                tools:ignore="ContentDescription" />
+                android:contentDescription="@string/profile_banner" />
             <TextView
                 android:visibility="gone"
                 android:id="@+id/set_header_picture_overlay"
diff --git a/app/src/main/res/layout/activity_login.xml b/app/src/main/res/layout/activity_login.xml
index 66542a4a2..0405ad0a9 100644
--- a/app/src/main/res/layout/activity_login.xml
+++ b/app/src/main/res/layout/activity_login.xml
@@ -17,23 +17,21 @@
 -->
 <ScrollView android:layout_width="match_parent"
     android:layout_height="match_parent"
-    xmlns:tools="http://schemas.android.com/tools"
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto">
+
     <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-        xmlns:tools="http://schemas.android.com/tools"
         android:id="@+id/drawer_layout"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:orientation="vertical"
-        >
+        android:orientation="vertical">
         <ImageView
             android:layout_marginTop="20dp"
             android:layout_width="150dp"
             android:layout_gravity="center_horizontal"
             android:src="@drawable/mastodonlogo"
             android:layout_height="150dp"
-            tools:ignore="ContentDescription" />
+            android:contentDescription="@string/app_logo" />
         <LinearLayout
             android:layout_width="match_parent"
             android:layout_marginLeft="50dp"
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index c17ed62b4..fbf5ea44d 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -47,7 +47,7 @@
                     android:id="@+id/iconbar"
                     android:layout_width="30dp"
                     android:layout_height="30dp"
-                    tools:ignore="ContentDescription" />
+                    android:contentDescription="@string/open_menu" />
                 <LinearLayout
                     android:id="@+id/toolbar_search_container"
                     android:layout_width="match_parent"
@@ -79,6 +79,7 @@
                         android:visibility="gone"
                         android:id="@+id/delete_instance"
                         android:src="@drawable/ic_delete"
+                        android:contentDescription="@string/delete_instance"
                         android:layout_width="wrap_content"
                         android:layout_height="wrap_content" />
                     <android.support.v7.widget.SearchView
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 2ed0146ea..c37604dd9 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -690,6 +690,11 @@
     <string name="boost_scheduled">The boost is scheduled!</string>
     <string name="no_scheduled_boosts">No scheduled boost to display!</string>
     <string name="no_scheduled_boosts_indications"><![CDATA[Open the menu of a toot and then choose <b>Schedule boost</b>.]]></string>
+    <string name="art_menu">Art timeline</string>
+    <string name="open_menu">Open menu</string>
+    <string name="app_logo">Logo of the application</string>
+    <string name="profile_picture">Profile picture</string>
+    <string name="profile_banner">Profile banner</string>
 
     <string-array name="filter_expire">
         <item>Never</item>