diff --git a/scheme/base.sld b/scheme/base.sld
index a47a8b07..e9bf6b96 100644
--- a/scheme/base.sld
+++ b/scheme/base.sld
@@ -20,9 +20,6 @@
     letrec*
     guard
     guard-aux
-    ; TODO: need filter for the next two. also, they really belong in SRFI-1, not here
-    ;delete
-    ;delete-duplicates
     ;; Record types
     define-record-type
     record?