diff --git a/gsll.asd b/gsll.asd
index 37352d1af660d4cc46cd8777c8af5cb0958e3678..ecba98d76b5133df07d82d5a1e5bd3a16bd4369f 100644
--- a/gsll.asd
+++ b/gsll.asd
@@ -137,7 +137,8 @@
             :depends-on (init data)
             :components
             ((:file "fft-complex")
-             (:file "fft-real")))
+             (:file "fft-real")
+             (:file "fft-example" :depends-on ("fft-complex" "fft-real"))))
    (:module random
 	    :depends-on (init data)
 	    :components