diff --git a/package-lock.json b/package-lock.json
index c0782bd..4c60ad8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -6163,6 +6163,11 @@
       "integrity": "sha1-+hN8S9aY7fVc1c0CrFWfkaTEups=",
       "optional": true
     },
+    "detect-onebyte-encoding": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/detect-onebyte-encoding/-/detect-onebyte-encoding-1.0.2.tgz",
+      "integrity": "sha512-JmhHYhr7w6GlklJTzws0QCfsX71s57q1zkQHQ8sOJmMdtZ5W+5Mwsw8wKGicfR79cZxMXO+0sqQagwRTxRFdIw=="
+    },
     "dev-null": {
       "version": "0.1.1",
       "resolved": "https://registry.npmjs.org/dev-null/-/dev-null-0.1.1.tgz",
@@ -6783,7 +6788,7 @@
         },
         "minimist": {
           "version": "1.2.0",
-          "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
           "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
           "dev": true
         },
diff --git a/package.json b/package.json
index 061a477..02db025 100644
--- a/package.json
+++ b/package.json
@@ -117,6 +117,7 @@
     "cheerio": "^1.0.0-rc.2",
     "compare-versions": "^3.1.0",
     "debug": "^3.1.0",
+    "detect-onebyte-encoding": "^1.0.2",
     "electron-context-menu": "^0.9.1",
     "electron-log": "^2.2.14",
     "electron-updater": "^2.21.10",
diff --git a/src/background/sphinx.js b/src/background/sphinx.js
index 8934e02..24fb704 100644
--- a/src/background/sphinx.js
+++ b/src/background/sphinx.js
@@ -12,6 +12,7 @@ const findFiles = require('./findFiles')
 const _ = require('lodash')
 const isRunning = require('is-running')
 const portCheck = require('./portCheck')
+const detectOnebyteEncoding = require('detect-onebyte-encoding')
 
 const findGoodPort = async (port, host) => {
 	while (!(await portCheck(port, host))) {
@@ -150,8 +151,18 @@ const writeSphinxConfig = async (path, dbPath) => {
 		isInitDb = true
 	}
 
+	// fix db path under windows platform (one-byte path)
 	if(/^win/.test(process.platform))
-		config = iconv.encode(config, 'win1251')
+	{
+		let encoding = detectOnebyteEncoding(dbPath)
+		let encoding2 = detectOnebyteEncoding(path)
+		if(encoding != encoding2)
+		{
+			encoding = detectOnebyteEncoding(config)
+		}
+		config = iconv.encode(config, encoding)
+		logT('sphinx', 'config encoded to', encoding)
+	}
 
 	fs.writeFileSync(`${path}/sphinx.conf`, config)
 	logT('sphinx', `writed sphinx config to ${path}`)