diff --git a/README.md b/README.md
index 6517471..825aff0 100644
--- a/README.md
+++ b/README.md
@@ -12,6 +12,11 @@ keywordsConfig.json --> contains the keywords to track from Twitter API
 repliesConfig.json  --> contains the replies
 ```
 
+Just need to configure:
+
+![echo-botnet](https://raw.githubusercontent.com/arnaucode/echo-botnet/master/configurationScreenshot.png "configurationScreenshot")
+
+
 configuration file example (botsConfig.json):
 ```
 [{
diff --git a/build/echo-botnet b/build/echo-botnet
index a6bf441..1b1640a 100755
Binary files a/build/echo-botnet and b/build/echo-botnet differ
diff --git a/configurationScreenshot.png b/configurationScreenshot.png
new file mode 100644
index 0000000..87f486a
Binary files /dev/null and b/configurationScreenshot.png differ
diff --git a/echo-botnet b/echo-botnet
index a6bf441..1b1640a 100755
Binary files a/echo-botnet and b/echo-botnet differ
diff --git a/readConfigTokensAndConnect.go b/readConfigTokensAndConnect.go
index 60da68c..e962297 100644
--- a/readConfigTokensAndConnect.go
+++ b/readConfigTokensAndConnect.go
@@ -11,11 +11,11 @@ import (
 
 //Config stores the data from json botsConfig.json file
 type Config struct {
-	Title               string `json:"title"`
-	Consumer_key        string `json:"consumer_key"`
-	Consumer_secret     string `json:"consumer_secret"`
-	Access_token_key    string `json:"access_token_key"`
-	Access_token_secret string `json:"access_token_secret"`
+	Title             string `json:"title"`
+	ConsumerKey       string `json:"consumer_key"`
+	ConsumerSecret    string `json:"consumer_secret"`
+	AccessTokenKey    string `json:"access_token_key"`
+	AccessTokenSecret string `json:"access_token_secret"`
 }
 
 //Botnet stores each bot configured
@@ -38,8 +38,8 @@ func readConfigTokensAndConnect() (botnet Botnet) {
 
 	fmt.Print("connecting to twitter api --> ")
 	for i := 0; i < len(config); i++ {
-		configu := oauth1.NewConfig(config[i].Consumer_key, config[i].Consumer_secret)
-		token := oauth1.NewToken(config[i].Access_token_key, config[i].Access_token_secret)
+		configu := oauth1.NewConfig(config[i].ConsumerKey, config[i].ConsumerSecret)
+		token := oauth1.NewToken(config[i].AccessTokenKey, config[i].AccessTokenSecret)
 		httpClient := configu.Client(oauth1.NoContext, token)
 		// twitter client
 		client := twitter.NewClient(httpClient)
@@ -48,7 +48,7 @@ func readConfigTokensAndConnect() (botnet Botnet) {
 	}
 	botnet.Clients = clients
 
-	fmt.Println("connection successfull")
+	fmt.Println("connection successful")
 
 	return botnet
 }