diff --git a/.gitignore b/.gitignore
index bd1c9f8..f348b95 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,5 @@
+config/mysql_user.json
+
 
 # Created by https://www.gitignore.io/api/node,eclipse,webstorm,intellij,sublimetext,visualstudiocode
 # Edit at https://www.gitignore.io/?templates=node,eclipse,webstorm,intellij,sublimetext,visualstudiocode
diff --git a/config/database.js b/config/database.js
index 556cef4..21d14ca 100644
--- a/config/database.js
+++ b/config/database.js
@@ -1,9 +1,19 @@
 var mysql = require('mysql2');
+var fs = require('fs');
+var path = require('path');
+
+var BUFFER = bufferFile('mysql_user.json');
+
+function bufferFile(relPath) {
+    return fs.readFileSync(path.join(__dirname, relPath));
+}
+
+var parsed = JSON.parse(BUFFER.toString());
 
 var con = mysql.createConnection({
   host: "localhost",
-  user: "root",
-  password: "123"
+  user: parsed.user,
+  password: parsed.password
 });
 
 con.query("CREATE DATABASE IF NOT EXISTS stock",
@@ -15,8 +25,8 @@ con.query("CREATE DATABASE IF NOT EXISTS stock",
 
 var con = mysql.createConnection({
   host: "localhost",
-  user: "root",
-  password: "123",
+  user: parsed.user,
+  password: parsed.password,
   database: "stock"
 });
 
diff --git a/config/mysql_user.json.model b/config/mysql_user.json.model
new file mode 100644
index 0000000..a46cffa
--- /dev/null
+++ b/config/mysql_user.json.model
@@ -0,0 +1,4 @@
+{
+	"user": "",
+	"password": ""
+}
\ No newline at end of file
diff --git a/readme.md b/readme.md
new file mode 100644
index 0000000..709c54f
--- /dev/null
+++ b/readme.md
@@ -0,0 +1,5 @@
+### instruções
+
+- copie o arquivo *config/mysql_user.json.model* para *config/mysql_user.json*
+- abra o arquivo copiado *config/mysql_user.json* e edite os campos *user* e *password*
+- talvez você precise criar a base *stock* e conceder privilégios de acesso ao usuário usado na aplicação.
\ No newline at end of file