diff --git a/README.md b/README.md
index b068c14..52d074e 100644
--- a/README.md
+++ b/README.md
@@ -33,7 +33,7 @@ candidate). The next stable versions are going to be `3.1` then `3.2` etc.
 ## INSTALL
 
 pgloader is now a Common Lisp program, tested using the
-[SBCL](http://sbcl.org/) implementation with
+[SBCL](http://sbcl.org/) (>= 1.1.14) implementation with
 [Quicklisp](http://www.quicklisp.org/beta/).
 
     $ apt-get install sbcl libsqlite3-dev make curl