diff --git a/config/config_example.json b/config/config_example.json
index d309ce1..0c6ace8 100644
--- a/config/config_example.json
+++ b/config/config_example.json
@@ -1,10 +1,26 @@
 {
-  "database": {
+  "development": {
     "username": "root",
     "password": null,
     "database": "database_test",
     "host": "127.0.0.1",
     "dialect": "postgres",
     "operatorsAliases": false
+  },
+  "test": {
+    "username": "letu",
+    "password": "letu",
+    "database": "letu",
+    "host": "postgres",
+    "dialect": "postgres",
+    "operatorsAliases": false
+  },
+  "production": {
+    "username": "root",
+    "password": null,
+    "database": "database_production",
+    "host": "127.0.0.1",
+    "dialect": "postgres",
+    "operatorsAliases": false
   }
 }
diff --git a/config/config_exemple.json b/config/config_exemple.json
deleted file mode 100644
index 31f54b2..0000000
--- a/config/config_exemple.json
+++ /dev/null
@@ -1,26 +0,0 @@
-{
-  "development": {
-    "username": "root",
-    "password": null,
-    "database": "database_test",
-    "host": "127.0.0.1",
-    "dialect": "postgres",
-    "operatorsAliases": false
-  },
-  "test": {
-    "username": "root",
-    "password": null,
-    "database": "database_test",
-    "host": "127.0.0.1",
-    "dialect": "postgres",
-    "operatorsAliases": false
-  },
-  "production": {
-    "username": "root",
-    "password": null,
-    "database": "database_production",
-    "host": "127.0.0.1",
-    "dialect": "postgres",
-    "operatorsAliases": false
-  }
-}