diff --git a/src/Form/TimesheetEditForm.php b/src/Form/TimesheetEditForm.php
index 97ecf4e3..ef2cdfc9 100644
--- a/src/Form/TimesheetEditForm.php
+++ b/src/Form/TimesheetEditForm.php
@@ -71,6 +71,7 @@ class TimesheetEditForm extends AbstractType
                 },
             ])
             ->add('description', TextareaType::class, [
+                'help' => 'timesheet.description.help',
                 'label' => 'label.description',
                 'required' => false,
             ])
diff --git a/translations/messages.de.xliff b/translations/messages.de.xliff
index e3ec01a1..0a70b8b3 100644
--- a/translations/messages.de.xliff
+++ b/translations/messages.de.xliff
@@ -303,6 +303,10 @@
                 <source>label.end</source>
                 <target>Bis</target>
             </trans-unit>
+            <trans-unit id="timesheet.description.help">
+                <source>timesheet.description.help</source>
+                <target>Beschreibungstext</target>
+            </trans-unit>
 
             <!--
               User profile
diff --git a/translations/messages.en.xliff b/translations/messages.en.xliff
index 28e02284..8a3a3e07 100644
--- a/translations/messages.en.xliff
+++ b/translations/messages.en.xliff
@@ -311,6 +311,10 @@
                 <source>label.end</source>
                 <target>To</target>
             </trans-unit>
+            <trans-unit id="timesheet.description.help">
+                <source>timesheet.description.help</source>
+                <target>Description</target>
+            </trans-unit>
 
             <!--
               User profile