diff --git a/R-package/R/lgb.Dataset.R b/R-package/R/lgb.Dataset.R
index c3bc5e2eef92..67b0a2884961 100644
--- a/R-package/R/lgb.Dataset.R
+++ b/R-package/R/lgb.Dataset.R
@@ -970,7 +970,6 @@ slice <- function(dataset, ...) {
 }
 
 #' @rdname slice
-#' @return constructed sub dataset
 #' @export
 slice.lgb.Dataset <- function(dataset, idxset, ...) {
 
diff --git a/R-package/man/slice.Rd b/R-package/man/slice.Rd
index 1595ec9efaa4..0e2c73108a93 100644
--- a/R-package/man/slice.Rd
+++ b/R-package/man/slice.Rd
@@ -17,8 +17,6 @@ slice(dataset, ...)
 \item{idxset}{an integer vector of indices of rows needed}
 }
 \value{
-constructed sub dataset
-
 constructed sub dataset
 }
 \description{