diff --git a/data-lens.asd b/data-lens.asd
index 787f2f4..315f476 100644
--- a/data-lens.asd
+++ b/data-lens.asd
@@ -24,4 +24,4 @@
                :alexandria)
   :serial t
   :components ((:file "package")
-               (:file "transducer")))
+               (:file "transducers")))