diff --git a/KronaTools/updateTaxonomy.sh b/KronaTools/updateTaxonomy.sh
index 2f1df38..9614cad 100755
--- a/KronaTools/updateTaxonomy.sh
+++ b/KronaTools/updateTaxonomy.sh
@@ -112,7 +112,7 @@ function fetch
 	
 	echo "Fetching $description$depDesc..."
 	
-	curl$timestring -s -R --retry 1 -o $name ftp://ftp.ncbi.nih.gov/pub/taxonomy/$prefix/$name
+	curl$timestring -s -R --retry 1 -o $name https://ftp.ncbi.nlm.nih.gov/pub/taxonomy/$prefix/$name
 	return=$?
 
 	if [ $return == "23" ]
@@ -129,7 +129,7 @@ function fetch
 	then
 		echo "   Fetching checksum..."
 
-		curl -s -R --retry 1 -o $name.md5 ftp://ftp.ncbi.nih.gov/pub/taxonomy/$prefix/$name.md5
+		curl -s -R --retry 1 -o $name.md5 https://ftp.ncbi.nlm.nih.gov/pub/taxonomy/$prefix/$name.md5
 		checksum=$($MD5 $name | cut -d ' ' -f 1)
 		checksumRef=$(cut -d ' ' -f 1 $name.md5)
 		rm $name.md5