diff --git a/README b/README
--- a/README
+++ b/README
@@ -31,4 +31,10 @@ Installation:
     folder because schedule storage is filesystem-based.
 
 License:
-  - undetermined as of yet.
+  - The Affero General Public License version 3. This, in essence, is
+    the same as a normal GPL. However, if slate_permutate is use as
+    part of a publically-accessible web service and alterations have
+    been made, those alterations must be published and available under
+    the same license as existing code. However, the above simple
+    understanding is no replacement for the actual content of the
+    license itself; see COPYING for the license.