diff --git a/acme/acme/mixins.py b/acme/acme/mixins.py
index 1f3b0f473..3f4d23371 100644
--- a/acme/acme/mixins.py
+++ b/acme/acme/mixins.py
@@ -2,7 +2,7 @@
 
 
 class VersionedLEACMEMixin(object):
-    """This mixin allows to store the current ACME version as a property"""
+    """This mixin stores the version of Let's Encrypt's endpoint being used."""
     @property
     def le_acme_version(self):
         """Define the version of ACME protocol to use"""