diff --git a/README.md b/README.md
index 87bbc8b..e715d18 100644
--- a/README.md
+++ b/README.md
@@ -625,11 +625,11 @@ import (
 
 func yamlStringSettings() string {
     c := viper.AllSettings()
-	bs, err := yaml.Marshal(c)
-	if err != nil {
+    bs, err := yaml.Marshal(c)
+    if err != nil {
         t.Fatalf("unable to marshal config to YAML: %v", err)
     }
-	return string(bs)
+    return string(bs)
 }
 ```