diff --git a/lib/Db/DiffTaskResult.php b/lib/Db/DiffTaskResult.php
index 3050a12..b6865a9 100644
--- a/lib/Db/DiffTaskResult.php
+++ b/lib/Db/DiffTaskResult.php
@@ -18,6 +18,7 @@ class DiffTaskResult extends Entity implements JsonSerializable {
     protected $currentFileExists;
     protected $currentPath;
     protected $currentSize;
+	protected $reverted;
 
     public function __construct() {
         $this->addType('id','integer');
@@ -26,6 +27,7 @@ class DiffTaskResult extends Entity implements JsonSerializable {
         $this->addType('beforeSize','integer');
         $this->addType('currentFileExists','boolean');
         $this->addType('currentSize','integer');
+		$this->addType('reverted','boolean');
     }
 
     public function jsonSerialize() {
@@ -42,7 +44,8 @@ class DiffTaskResult extends Entity implements JsonSerializable {
                 'fileExists' => $this->currentFileExists,
                 'path' => $this->currentPath,
                 'size' => $this->currentSize,
-            ]
+			],
+			'reverted' => $this->reverted,
         ];
     }
 }
\ No newline at end of file
diff --git a/lib/Db/DiffTaskResultMapper.php b/lib/Db/DiffTaskResultMapper.php
index 5937829..882a0e1 100644
--- a/lib/Db/DiffTaskResultMapper.php
+++ b/lib/Db/DiffTaskResultMapper.php
@@ -33,4 +33,10 @@ class DiffTaskResultMapper extends QBMapper {
         return $this->findEntities($qb);
     }
 
+	public function markReverted(int $id) {
+		$taskResult = $this->find($id);
+		$taskResult->setReverted(True);
+		return $this->update($taskResult);
+	}
+
 }
\ No newline at end of file
diff --git a/lib/Migration/Version100Date20230822153000.php b/lib/Migration/Version100Date20230822153000.php
index 256d32c..c65f38b 100644
--- a/lib/Migration/Version100Date20230822153000.php
+++ b/lib/Migration/Version100Date20230822153000.php
@@ -94,6 +94,10 @@
 				'default' => 0
 			]);
 
+			$table->addColumn('reverted', 'boolean', [
+				'default' => false,
+			]);
+
 			$table->setPrimaryKey(['id']);
 			$table->addIndex(['task_id'], 'taskid_index');
 			$table->addForeignKeyConstraint($schema->getTable(self::TASKS_TABLE), ['task_id'], ['id'], ['onDelete' => 'CASCADE'], 'results_taskid_fk');