diff --git a/database/seeders/AnonymousUserSeeder.php b/database/seeders/AnonymousUserSeeder.php
index 00aeaf3ceb..984d242b35 100644
--- a/database/seeders/AnonymousUserSeeder.php
+++ b/database/seeders/AnonymousUserSeeder.php
@@ -24,6 +24,7 @@ public function run()
                 'email' => 'anonymous-pm4-user@processmaker.com',
                 'status' => 'ACTIVE',
                 'password' => Hash::make(bin2hex(random_bytes(16))),
+                'timezone' => 'UTC',
             ]
         );
 
diff --git a/upgrades/2024_05_08_153742_update_anonymous_user_timezone_to_u_t_c.php b/upgrades/2024_05_08_153742_update_anonymous_user_timezone_to_u_t_c.php
new file mode 100644
index 0000000000..258d9b3fb1
--- /dev/null
+++ b/upgrades/2024_05_08_153742_update_anonymous_user_timezone_to_u_t_c.php
@@ -0,0 +1,26 @@
+<?php
+
+use ProcessMaker\Upgrades\UpgradeMigration as Upgrade;
+use ProcessMaker\Models\User;
+
+return new class extends Upgrade {
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        User::where('username', '_pm4_anon_user')->update([
+            'timezone' => 'UTC'
+        ]);
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        User::where('username', '_pm4_anon_user')->update([
+            'timezone' => 'America/Los_Angeles'
+        ]);
+    }
+};