diff --git a/src/main/java/net/sargue/mailgun/Configuration.java b/src/main/java/net/sargue/mailgun/Configuration.java
index 5b85378..9ba1e15 100644
--- a/src/main/java/net/sargue/mailgun/Configuration.java
+++ b/src/main/java/net/sargue/mailgun/Configuration.java
@@ -111,7 +111,7 @@ public Configuration from(String from) {
      * @return this configuration
      */
     public Configuration from(String name, String email) {
-        return from(name + " <" + email + ">");
+        return from(MailBuilder.email(name, email));
     }
 
     /**
diff --git a/src/main/java/net/sargue/mailgun/MailBuilder.java b/src/main/java/net/sargue/mailgun/MailBuilder.java
index b3813bd..854830f 100644
--- a/src/main/java/net/sargue/mailgun/MailBuilder.java
+++ b/src/main/java/net/sargue/mailgun/MailBuilder.java
@@ -260,7 +260,7 @@ public Mail build() {
         return new MailForm(configuration, form);
     }
 
-    private String email(String name, String email) {
+    static String email(String name, String email) {
    	 return name == null ? email : name + " <" + email + ">";
     }