diff --git a/src/background/mysql.js b/src/background/mysql.js
index 6bfc910..1e11b90 100644
--- a/src/background/mysql.js
+++ b/src/background/mysql.js
@@ -118,7 +118,11 @@ const expand = (sphinx) => {
 		})
 	})
 
-	sphinx.replaceValues = (table, values, particial = true, key = 'id', callback = () => {}) => new Promise((resolve) => {
+	sphinx.replaceValues = (table, values, options = {}, callback = () => {}) => new Promise((resolve) => {
+		const {particial, key, merge, mergeCallback} = Object.assign({
+			particial: true,
+			key: 'id'
+		}, options)
 		values = Object.assign({}, values) // copy
 		
 		let names = '';
@@ -161,6 +165,16 @@ const expand = (sphinx) => {
 					return
 				}
 
+				if(merge)
+				{
+					for(const m of merge)
+					{
+						values[m] = Object.assign(JSON.parse(row[0][m] || '{}'), values[m])
+						if(mergeCallback)
+							mergeCallback(m, values[m])
+					}
+				}
+
 				data = `(${parseValues(Object.assign(row[0], values))})`
 				finalQuery()
 			})
diff --git a/src/background/spider.js b/src/background/spider.js
index b477cd9..01b8b3d 100644
--- a/src/background/spider.js
+++ b/src/background/spider.js
@@ -116,7 +116,15 @@ module.exports = function (send, recive, dataDirectory, version, env)
 						return
 
 					logT('tracker', 'found', name, 'on', tracker)
-					this.sphinx.replaceValues('torrents', {hash, info: data}, true, 'hash')			
+					this.sphinx.replaceValues('torrents', {hash, info: data}, {particial: true, key: 'hash', merge: ['info'], mergeCallback: (n, obj) => {
+						if(n != 'info')
+							return
+
+						if(!obj.trackers)
+							obj.trackers = []
+						obj.trackers.push(name)
+						obj.trackers = [...new Set(obj.trackers)]
+					} })			
 				})
 			}
 		}
diff --git a/tests/sphinx.api.test.js b/tests/sphinx.api.test.js
index 5af6c7d..ef7edf5 100644
--- a/tests/sphinx.api.test.js
+++ b/tests/sphinx.api.test.js
@@ -13,18 +13,28 @@ describe("big table for check", () => {
 	it("replace with add", async function() {
 		await sphinx.query(`insert into feed(id, data) values(1, '{a: 1}')`)
 		assert.equal((await sphinx.query(`select data from feed where id = 1`))[0].data, '{"a":1}')
-		await sphinx.replaceValues('feed', {id: 1, data: {a: 1, b: 2}}, true)
+		await sphinx.replaceValues('feed', {id: 1, data: {a: 1, b: 2}}, {particial: true})
 		assert.equal((await sphinx.query(`select data from feed`))[0].data, '{"a":1,"b":2}')
 	})
 
 	it("replace without add", async function() {
 		await sphinx.query(`insert into feed(id, data) values(2, '{a: 1}')`)
 
-		await sphinx.replaceValues('feed', {id: 1, data: {a: 1, b: 2, c: 3}}, false)
+		await sphinx.replaceValues('feed', {id: 1, data: {a: 1, b: 2, c: 3}}, {particial: false})
 		assert.equal((await sphinx.query(`select data from feed where id = 1`))[0].data, '{"a":1,"b":2,"c":3}')
 		assert.equal((await sphinx.query(`select count(*) as c from feed`))[0].c, 2)
 	})
 
+	it("replace with merge", async function() {
+		await sphinx.replaceValues('feed', {id: 1, data: {d: 4}}, {particial: true, merge: ['data']})
+		assert.equal((await sphinx.query(`select data from feed where id = 1`))[0].data, '{"a":1,"b":2,"c":3,"d":4}')
+	})
+
+	it("replace with merge and callback modify", async function() {
+		await sphinx.replaceValues('feed', {id: 1, data: {d: 6}}, {particial: true, merge: ['data'], mergeCallback: (name, obj) => { console.log(obj); obj.e = 5; } })
+		assert.equal((await sphinx.query(`select data from feed where id = 1`))[0].data, '{"a":1,"b":2,"c":3,"d":6,"e":5}')
+	})
+
 	it("close", async function() {
 		await sphinx.end()
 	})