diff --git a/src/main/java/io/buji/pac4j/subject/Pac4jPrincipal.java b/src/main/java/io/buji/pac4j/subject/Pac4jPrincipal.java
index 60177ba..0f92bb6 100644
--- a/src/main/java/io/buji/pac4j/subject/Pac4jPrincipal.java
+++ b/src/main/java/io/buji/pac4j/subject/Pac4jPrincipal.java
@@ -105,6 +105,11 @@ public int hashCode() {
         return profiles != null ? profiles.hashCode() : 0;
     }
 
+    @Override
+    public String toString() {
+        return getName();
+    }
+
     /**
      * Returns a name for the principal based upon one of the attributes
      * of the main CommonProfile.  The attribute name used to query the CommonProfile