diff --git a/lib/config/index.js b/lib/config/index.js
index 76c8bbf..59db861 100644
--- a/lib/config/index.js
+++ b/lib/config/index.js
@@ -174,20 +174,20 @@ config.sslCAPath.forEach(function (capath, i, array) {
   array[i] = path.resolve(appRootPath, capath)
 })
 
-config.sslCertPath = path.join(appRootPath, config.sslCertPath)
-config.sslKeyPath = path.join(appRootPath, config.sslKeyPath)
-config.dhParamPath = path.join(appRootPath, config.dhParamPath)
+config.sslCertPath = path.resolve(appRootPath, config.sslCertPath)
+config.sslKeyPath = path.resolve(appRootPath, config.sslKeyPath)
+config.dhParamPath = path.resolve(appRootPath, config.dhParamPath)
 
-config.tmpPath = path.join(appRootPath, config.tmpPath)
-config.defaultNotePath = path.join(appRootPath, config.defaultNotePath)
-config.docsPath = path.join(appRootPath, config.docsPath)
-config.indexPath = path.join(appRootPath, config.indexPath)
-config.codimdPath = path.join(appRootPath, config.codimdPath)
-config.errorPath = path.join(appRootPath, config.errorPath)
-config.prettyPath = path.join(appRootPath, config.prettyPath)
-config.slidePath = path.join(appRootPath, config.slidePath)
-config.constantsPath = path.join(appRootPath, config.constantsPath)
-config.uploadsPath = path.join(appRootPath, config.uploadsPath)
+config.tmpPath = path.resolve(appRootPath, config.tmpPath)
+config.defaultNotePath = path.resolve(appRootPath, config.defaultNotePath)
+config.docsPath = path.resolve(appRootPath, config.docsPath)
+config.indexPath = path.resolve(appRootPath, config.indexPath)
+config.codimdPath = path.resolve(appRootPath, config.codimdPath)
+config.errorPath = path.resolve(appRootPath, config.errorPath)
+config.prettyPath = path.resolve(appRootPath, config.prettyPath)
+config.slidePath = path.resolve(appRootPath, config.slidePath)
+config.constantsPath = path.resolve(appRootPath, config.constantsPath)
+config.uploadsPath = path.resolve(appRootPath, config.uploadsPath)
 
 // make config readonly
 config = deepFreeze(config)