diff --git a/README.md b/README.md
index baef1cf..bdbb218 100644
--- a/README.md
+++ b/README.md
@@ -68,7 +68,9 @@ It is good idea to obtain Telegram API ID from [**https://my.telegram.org**](htt
 
 ### Arguments ###
 
-* `--profiling-port=xxxx`: starts the pprof server on port `xxxx`. Access is limited to localhost.
+* `--profiling-port=xxxx`: start the pprof server on port `xxxx`. Access is limited to localhost.
+* `--config=/bla/bla/config.yml`: set the config file path (default: `config.yml`).
+* `--schema=/bla/bla/schema.json`: set the schema file path (default: `./config_schema.json`).
 
 ### How to receive files from Telegram ###
 
diff --git a/config.yml.example b/config.yml.example
index 130366b..eed3257 100644
--- a/config.yml.example
+++ b/config.yml.example
@@ -6,6 +6,7 @@
         :upload: 'https:///xmppfiles.localhost' # xmpp http upload address
     :tdlib_verbosity: 1
     :tdlib:
+        :datadir: './sessions/'
         :client:
             :api_id: '17349'
             :api_hash: '344583e45741c457fe1862106095a5eb'
diff --git a/config/config.go b/config/config.go
index 39fa4da..8c7cc9b 100644
--- a/config/config.go
+++ b/config/config.go
@@ -42,7 +42,8 @@ type TelegramContentConfig struct {
 
 // TelegramTdlibConfig is for :tdlib: subtree
 type TelegramTdlibConfig struct {
-	Client TelegramTdlibClientConfig `yaml:":client"`
+	Datadir string                    `yaml:":datadir"`
+	Client  TelegramTdlibClientConfig `yaml:":client"`
 }
 
 // TelegramTdlibClientConfig is for :client: subtree
diff --git a/config_schema.json b/config_schema.json
index f146edb..785bb44 100644
--- a/config_schema.json
+++ b/config_schema.json
@@ -31,6 +31,9 @@
           "required": [":client"],
           "type": "object",
           "properties": {
+            ":datadir": {
+              "type": "string"
+            },
             ":client": {
               "type": "object",
               "required": [":api_id", ":api_hash"],
diff --git a/telegabber.go b/telegabber.go
index 14b3b3d..97a082b 100644
--- a/telegabber.go
+++ b/telegabber.go
@@ -15,12 +15,6 @@ import (
 	goxmpp "gosrc.io/xmpp"
 )
 
-// YAML config, compatible with the format of Zhabogram 2.0.0
-const configPath string = "config.yml"
-
-// JSON schema (not for editing by a user)
-const schemaPath string = "./config_schema.json"
-
 var sm *goxmpp.StreamManager
 var component *goxmpp.Component
 var err error
@@ -30,6 +24,10 @@ var sigintChannel chan os.Signal
 
 func main() {
 	var profilingPort = flag.Int("profiling-port", 0, "The port for pprof server")
+	// YAML config, compatible with the format of Zhabogram 2.0.0
+	var configPath = flag.String("config", "config.yml", "Config file path")
+	// JSON schema (not for editing by a user)
+	var schemaPath = flag.String("schema", "./config_schema.json", "Schema file path")
 	flag.Parse()
 
 	if *profilingPort > 0 {
@@ -42,7 +40,7 @@ func main() {
 	sigintChannel = make(chan os.Signal, 1)
 	signal.Notify(sigintChannel, os.Interrupt)
 
-	config, err := config.ReadConfig(configPath, schemaPath)
+	config, err := config.ReadConfig(*configPath, *schemaPath)
 	if err != nil {
 		log.Fatal(err)
 	}
diff --git a/telegram/client.go b/telegram/client.go
index 4995597..8813df0 100644
--- a/telegram/client.go
+++ b/telegram/client.go
@@ -78,11 +78,16 @@ func NewClient(conf config.TelegramConfig, jid string, component *xmpp.Component
 		return &Client{}, errors.Wrap(err, "Wrong api_id")
 	}
 
+	datadir := conf.Tdlib.Datadir
+	if datadir == "" {
+		datadir = "./sessions/" // ye olde defaute
+	}
+
 	parameters := client.TdlibParameters{
 		UseTestDc: false,
 
-		DatabaseDirectory: filepath.Join("./sessions/", jid),
-		FilesDirectory:    filepath.Join("./sessions/", jid, "/files/"),
+		DatabaseDirectory: filepath.Join(datadir, jid),
+		FilesDirectory:    filepath.Join(datadir, jid, "/files/"),
 
 		UseFileDatabase:     true,
 		UseChatInfoDatabase: conf.Tdlib.Client.UseChatInfoDatabase,