diff --git a/DESCRIPTION b/DESCRIPTION
index 1354de8..c12e2bd 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,7 +1,7 @@
 Type: Package
 Package: EpiCompare
 Title: Comparison, Benchmarking & QC of Epigenomic Datasets
-Version: 1.9.7
+Version: 1.9.8
 Authors@R: c(
     person(given = "Sera", family = "Choi", 
         email = "serachoi1230@gmail.com", 
diff --git a/R/tidy_chromosomes.R b/R/tidy_chromosomes.R
index 1da0f17..ce1f2c9 100644
--- a/R/tidy_chromosomes.R
+++ b/R/tidy_chromosomes.R
@@ -36,7 +36,7 @@
 #' # make a GRanges
 #' chrom <- c("chr2", "chr3", "chrX", "chrY", "chrM", "junk")
 #' gr <- GenomicRanges::GRanges(seqnames = chrom,
-#'               ranges = IRanges(start = 2*(1:6), end = 3*(1:6)),
+#'               ranges = IRanges::IRanges(start = 2*(1:6), end = 3*(1:6)),
 #'               strand = "+",
 #'               seqinfo = Seqinfo(chrom))
 #' genome(gr) <- "hg38"
diff --git a/README.md b/README.md
index 17fbfc7..241976f 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@
 GPL-3](https://img.shields.io/badge/license-GPL--3-blue.svg)](https://cran.r-project.org/web/licenses/GPL-3)
 [![](https://img.shields.io/badge/doi-https://doi.org/10.1101/2022.07.22.501149-blue.svg)](https://doi.org/https://doi.org/10.1101/2022.07.22.501149)
 <br>
-[![](https://img.shields.io/badge/devel%20version-1.9.7-black.svg)](https://github.com/neurogenomics/EpiCompare)
+[![](https://img.shields.io/badge/devel%20version-1.9.8-black.svg)](https://github.com/neurogenomics/EpiCompare)
 [![](https://img.shields.io/github/languages/code-size/neurogenomics/EpiCompare.svg)](https://github.com/neurogenomics/EpiCompare)
 [![](https://img.shields.io/github/last-commit/neurogenomics/EpiCompare.svg)](https://github.com/neurogenomics/EpiCompare/commits/master)
 <br> [![R build