diff --git a/README b/DESIGN.md
similarity index 100%
rename from README
rename to DESIGN.md
diff --git a/README.md b/README.md
index 2a29d02..43690f2 100644
--- a/README.md
+++ b/README.md
@@ -17,6 +17,8 @@ EncFS encrypts individual files, by translating all requests for the virtual
 EncFS filesystem into the equivalent encrypted operations on the raw
 filesystem.
 
+For more technical details and a usage overview, see [DESIGN.md](DESIGN.md).
+
 ## Status
 
 Over the last 10 years, a number of good alternatives have grown up.  Computing