diff --git a/collects/racket/require.rkt b/collects/racket/require.rkt
index 75861f71aa..149c1b360f 100644
--- a/collects/racket/require.rkt
+++ b/collects/racket/require.rkt
@@ -97,8 +97,8 @@
                                                  stx ps)))))))])
          (syntax/loc stx (combine-in paths ...))))]))
 
-(provide sub-in)
-(define-require-syntax (sub-in stx)
+(provide multi-in)
+(define-require-syntax (multi-in stx)
   (syntax-case stx ()
     [(_ dir files ...)
      (or (andmap (lambda (f) ; directory + all files
diff --git a/collects/scribblings/reference/syntax.scrbl b/collects/scribblings/reference/syntax.scrbl
index 3743cc9625..1962d2bd78 100644
--- a/collects/scribblings/reference/syntax.scrbl
+++ b/collects/scribblings/reference/syntax.scrbl
@@ -1161,18 +1161,18 @@ but then sub-directories that are called
 @filepath{utils} override the one in the project's root.
 In other words, the previous method requires only a single unique name.}
 
-@defform[(sub-in parent child ...)
+@defform[(multi-in parent child ...)
          #:contracts ([parent module-path?] [child module-path?])]{
 Specifies multiple files to be required from directory
 @racket[parent] relative to the current directory, or from
 subcollects @racket[child] in collect @racket[parent].
 
 For example:
-@racketblock[(require (sub-in racket list dict))]
+@racketblock[(require (multi-in racket list dict))]
 is equivalent to:
 @racketblock[(require racket/list racket/dict)]
 Similarly:
-@racketblock[(require (sub-in "utils" "math.rkt" "matrix.rkt"))]
+@racketblock[(require (multi-in "utils" "math.rkt" "matrix.rkt"))]
 is equivalent to:
 @racketblock[(require "utils/math.rkt" "utils/matrix.rkt")]
 }