diff --git a/lib/public/constants.php b/lib/public/constants.php
index 518fbcf7eb..4dd6793a13 100644
--- a/lib/public/constants.php
+++ b/lib/public/constants.php
@@ -68,7 +68,8 @@ class Constants {
 	const PERMISSION_ALL = 31;
 
 	/**
-	 * @since 8.0.0
+	 * @since 8.0.0 - Updated in 9.0.0 to allow all POSIX chars since we no
+	 * longer support windows as server platform.
 	 */
-	const FILENAME_INVALID_CHARS = "\\/<>:\"|?*\n";
+	const FILENAME_INVALID_CHARS = "\\/";
 }