diff --git a/Resources/Private/Language/vi.locallang_db.xlf b/Resources/Private/Language/vi.locallang_db.xlf
index 8c7b007c9..80f2d329e 100644
--- a/Resources/Private/Language/vi.locallang_db.xlf
+++ b/Resources/Private/Language/vi.locallang_db.xlf
@@ -807,6 +807,7 @@
         <source>Title</source>
         <target state="needs-translation">Title</target>
       </trans-unit>
+      <!-- @deprecated will be removed in version 6.0.0 in #3370 -->
       <trans-unit id="tx_seminars_categories.icon" resname="tx_seminars_categories.icon">
         <source>Icon</source>
         <target state="needs-translation">Icon</target>