diff --git a/scrbl/ffmpeg-definitions.scrbl b/scrbl/ffmpeg-definitions.scrbl
index a71ea31..989c060 100644
--- a/scrbl/ffmpeg-definitions.scrbl
+++ b/scrbl/ffmpeg-definitions.scrbl
@@ -5,7 +5,7 @@
                      racket/path
                      ffi/unsafe
                      let-assert
-                     define-return
+                     early-return
                      "../ffmpeg-definitions.rkt"
                      "../private/cstruct-helper.rkt"))