diff --git a/NAMESPACE b/NAMESPACE
index 664c393761d191cdbc0bd5ef6b978857f87b1871..21a15d6add6b761beeb1177a7086d029e11c8c25 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -57,6 +57,7 @@ import(tidyr)
 importFrom(Biostrings,AAStringSet)
 importFrom(Biostrings,DNAStringSet)
 importFrom(Biostrings,DNAStringSetList)
+importFrom(Biostrings,readDNAStringSet)
 importFrom(Biostrings,translate)
 importFrom(Biostrings,writeXStringSet)
 importFrom(DECIPHER,AlignSeqs)
diff --git a/R/cluster_longest_reading_frames.R b/R/cluster_longest_reading_frames.R
index 0728631d4f6518c6dd4e4276067be3df060a9f5c..47bef0946002733a9e007f7c75afdaf952dbe3b9 100644
--- a/R/cluster_longest_reading_frames.R
+++ b/R/cluster_longest_reading_frames.R
@@ -13,7 +13,7 @@
 #' cluster_longest_reading_frames(clustered_sequences=clustered_sequences, reading_frame_tbl=reading_frame_tbl)
 #'
 #' @import dplyr purrr tibble tidyr
-#' @importFrom Biostrings DNAStringSetList
+#' @importFrom Biostrings DNAStringSetList readDNAStringSet
 #'
 cluster_longest_reading_frames <- function(
   clustered_sequences = DNAStringSetList, # A variable that holds a list of DNA sequences that have been clustered