diff --git a/mastodon/src/main/res/layout/compose_action.xml b/mastodon/src/main/res/layout/compose_action.xml
index 05949e8d5..7f3109061 100644
--- a/mastodon/src/main/res/layout/compose_action.xml
+++ b/mastodon/src/main/res/layout/compose_action.xml
@@ -18,6 +18,8 @@
 
     <ImageView
         android:id="@+id/send_error"
+        android:tooltipText="@string/sk_sending_error"
+        android:contentDescription="@string/sk_sending_error"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_marginEnd="16dp"
diff --git a/mastodon/src/main/res/values/strings_sk.xml b/mastodon/src/main/res/values/strings_sk.xml
index 03092f10a..8000d628a 100644
--- a/mastodon/src/main/res/values/strings_sk.xml
+++ b/mastodon/src/main/res/values/strings_sk.xml
@@ -140,4 +140,5 @@
     <!--    accessibility labels-->
     <string name="sk_poll_option_add">Add new poll option</string>
     <string name="sk_fab_compose">Compose</string>
+    <string name="sk_sending_error">Error publishing</string>
 </resources>
\ No newline at end of file