diff --git a/apps/theming/lib/Migration/Version2006Date20240905111627.php b/apps/theming/lib/Migration/Version2006Date20240905111627.php
index 92b3c0e4cfadf..6f9247aa2c54a 100644
--- a/apps/theming/lib/Migration/Version2006Date20240905111627.php
+++ b/apps/theming/lib/Migration/Version2006Date20240905111627.php
@@ -83,7 +83,12 @@ private function restoreUserColors(IOutput $output): void {
 			->set('configkey', $qb->createNamedParameter('primary_color'))
 			->where($qb->expr()->eq('appid', $qb->createNamedParameter(Application::APP_ID)))
 			->andWhere($qb->expr()->eq('configkey', $qb->createNamedParameter('background_color')));
-		$qb->executeStatement();
-		$output->info('Primary color of users restored');
+
+		try {
+			$qb->executeStatement();
+			$output->info('Primary color of users restored');
+		} catch (\Exception $exception) {
+			$output->warning('Cannot migrate background colors: Some users already configured the background color');
+		}
 	}
 }