diff --git a/R/make_inheritance_checks.R b/R/make_inheritance_checks.R
index 1212f94..92b6255 100644
--- a/R/make_inheritance_checks.R
+++ b/R/make_inheritance_checks.R
@@ -6,7 +6,7 @@
 #' @param target_classes character vector of the classes to check for.
 #' @param ignore_null boolean. Indicates whether to ignore arguments with value
 #' NULL (TRUE) or to throw an exception (FALSE). Default = TRUE.
-#' @internal
+#' @keywords internal
 #' @noRd
 make_inheritance_checks <- function(arguments,
                                     target_classes,