diff --git a/sources/Application/UI/Base/Layout/ActivityPanel/ActivityPanel.php b/sources/Application/UI/Base/Layout/ActivityPanel/ActivityPanel.php
index 2d38da6822..3f13e4ee08 100644
--- a/sources/Application/UI/Base/Layout/ActivityPanel/ActivityPanel.php
+++ b/sources/Application/UI/Base/Layout/ActivityPanel/ActivityPanel.php
@@ -763,7 +763,7 @@ class ActivityPanel extends UIBlock
 	 */
 	public function IsComposeButtonEnabled(): bool
 	{
-		return $this->HasAnEditableCaseLogTab() && $this->IsCaseLogsSubmitAutonomous();
+		return $this->HasAnEditableCaseLogTab() && $this->IsCaseLogsSubmitAutonomous() && $this->HasUserModifyRights();
 	}
 
 	/**
@@ -974,4 +974,12 @@ class ActivityPanel extends UIBlock
 		$this->bShowMultipleEntriesSubmitConfirmation = appUserPreferences::GetPref('activity_panel.show_multiple_entries_submit_confirmation', static::DEFAULT_SHOW_MULTIPLE_ENTRIES_SUBMI_CONFIRMATION) !== 'false';
 		return $this;
 	}
+
+	/**
+	 * @return bool
+	 * @throws \CoreException
+	 */
+	protected function HasUserModifyRights(): bool {
+		return \UserRights::IsActionAllowed($this->GetObjectClass(), UR_ACTION_MODIFY);
+	}
 }
\ No newline at end of file