diff --git a/database/migrations/2023_04_26_185850_change_vminfo_vmw_vm_guest_o_s_nullable.php b/database/migrations/2023_04_26_185850_change_vminfo_vmw_vm_guest_o_s_nullable.php
new file mode 100644
index 000000000000..1f9f6b80c258
--- /dev/null
+++ b/database/migrations/2023_04_26_185850_change_vminfo_vmw_vm_guest_o_s_nullable.php
@@ -0,0 +1,32 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('vminfo', function (Blueprint $table) {
+            $table->string('vmwVmGuestOS', 128)->nullable()->change();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('vminfo', function (Blueprint $table) {
+            $table->string('vmwVmGuestOS', 128)->nullable(false)->change();
+        });
+    }
+};
diff --git a/misc/db_schema.yaml b/misc/db_schema.yaml
index aeb77b926a4f..c5decc5917ca 100644
--- a/misc/db_schema.yaml
+++ b/misc/db_schema.yaml
@@ -2108,7 +2108,7 @@ vminfo:
     - { Field: vm_type, Type: varchar(16), 'Null': false, Extra: '', Default: vmware }
     - { Field: vmwVmVMID, Type: int, 'Null': false, Extra: '' }
     - { Field: vmwVmDisplayName, Type: varchar(128), 'Null': false, Extra: '' }
-    - { Field: vmwVmGuestOS, Type: varchar(128), 'Null': false, Extra: '' }
+    - { Field: vmwVmGuestOS, Type: varchar(128), 'Null': true, Extra: '' }
     - { Field: vmwVmMemSize, Type: int, 'Null': false, Extra: '' }
     - { Field: vmwVmCpus, Type: int, 'Null': false, Extra: '' }
     - { Field: vmwVmState, Type: 'smallint unsigned', 'Null': false, Extra: '' }