From 0a061ce95e7c3a5573b401bc238e648e07ea4039 Mon Sep 17 00:00:00 2001
From: Andy Miller <rhuk@mac.com>
Date: Wed, 22 Mar 2023 10:18:07 -0600
Subject: [PATCH] bugfix for timestamp logic

---
 system/src/Grav/Common/Assets.php | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/system/src/Grav/Common/Assets.php b/system/src/Grav/Common/Assets.php
index cd00e1b16..9c270d986 100644
--- a/system/src/Grav/Common/Assets.php
+++ b/system/src/Grav/Common/Assets.php
@@ -269,7 +269,12 @@ class Assets extends PropertyObject
 
         // Add timestamp
         $timestamp_override = $options['timestamp'] ?? true;
-        $options['timestamp'] = $this->timestamp && filter_var($timestamp_override, FILTER_VALIDATE_BOOLEAN);
+
+        if (filter_var($timestamp_override, FILTER_VALIDATE_BOOLEAN)) {
+            $options['timestamp'] = $this->timestamp;
+        } else {
+            $options['timestamp'] = null;
+        }
 
         // Set order
         $group = $options['group'] ?? 'head';