diff --git a/README.md b/README.md
index 0e6f1db..4e2af9a 100644
--- a/README.md
+++ b/README.md
@@ -27,4 +27,12 @@ The following solution solved the issue for me.
 public AuthenticationManager authenticationManager(AuthenticationConfiguration authenticationConfiguration) throws Exception {
     return authenticationConfiguration.getAuthenticationManager();
 }
-```
\ No newline at end of file
+```
+
+# Profile
+Set ```application.yml``` to use ```.dev.env``` file
+```
+spring:
+  config:
+    import: optional:file:.dev.env[.properties]
+```