diff --git a/DESCRIPTION b/DESCRIPTION
index 9b768c6..8b534f7 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: vcfppR
 Title: Rapid Manipulation of the Variant Call Format (VCF)
-Version: 0.7.0
+Version: 0.7.1
 Authors@R: c(
     person("Zilong", "Li", , "zilong.dk@gmail.com", role = c("aut", "cre"),
            comment = c(ORCID = "0000-0001-5859-2078")),
diff --git a/configure b/configure
index 30f9008..c67a3f4 100755
--- a/configure
+++ b/configure
@@ -8,8 +8,12 @@ HTSLIB_DIR="src/htslib-1.21"
 echo "Configuring HTSlib in $HTSLIB_DIR"
 cd $HTSLIB_DIR
 ## copy file instead of symbolic linking
-cp htscodecs_bundled.mk htscodecs.mk 
-./configure CFLAGS="-O2 -fPIC" 
+cp htscodecs_bundled.mk htscodecs.mk
+if [ "$(uname)" = "Darwin" ]; then
+    ./configure --without-libdeflate  CFLAGS="-O2 -fPIC"
+else
+    ./configure CFLAGS="-O2 -fPIC"
+fi    
     
 make libhts.a
 
diff --git a/cran-comments.md b/cran-comments.md
index 0af7a37..959ff38 100644
--- a/cran-comments.md
+++ b/cran-comments.md
@@ -1,4 +1,5 @@
 v0.7.0
+* address issues on https://cran.r-project.org/web/checks/check_results_vcfppR.html
 * fix parsing BCF when subsetting sample ids and the genomic region at the same time
 * fix `vcfcomp` with `stats="nrc"` when the input vectors have different length
 * use the latest version of htslib v1.21