diff --git a/modules/radix/combinators.scm b/modules/radix/combinators.scm
index a03630f..a8e07bd 100644
--- a/modules/radix/combinators.scm
+++ b/modules/radix/combinators.scm
@@ -18,11 +18,13 @@ element of LST satisfies PRED."
 (define (any-of pred)
   "Returns a procedure that takes a list LST and returns #t if any element of
 LST satisfies PRED."
-  (match-lambda
-    (() #f)
-    ((head . tail)
-     (cond ((pred head) #t)
-           (else (any? pred tail))))))
+  (lambda (lst)
+    (let loop ((lst lst))
+      (match
+        ('() #f)
+        ((head . tail)
+         (cond ((pred head) #t)
+               (else (loop tail))))))))
 
 (define (conjoin . predicates)
   "Returns a procedure that is the conjuction of every predicate in PREDICATES.
@@ -77,5 +79,6 @@ of aditional arguments."
   "Returns a procedure that is the juxtaposition of it's argument procedures.
 The returned procedure takes a variable number of args, and returns a list
 containing the result of applying each procedure to the args (left-to-right)."
-  (map (partial (flip apply) args)
-       (cons proc more-procs)))
+  (lambda args
+    (map (partial (flip apply) args)
+       (cons proc more-procs))))