diff --git a/rootcerts.sh b/rootcerts.sh
new file mode 100644
index 0000000..1f01889
--- /dev/null
+++ b/rootcerts.sh
@@ -0,0 +1,14 @@
+#!/bin/bash
+DIR=~/rootcerts
+mkdir -p "${DIR}"
+curl --insecure https://git.dmin.pro/arturius/rootcerts/src/branch/master/rootcerts.pem.txt > ${DIR}/rootcerts.pem
+cat "${DIR}/rootcerts.pem" | (cd $DIR && split -p '-----BEGIN CERTIFICATE-----' - cert- )
+for c in ${DIR}/cert-* ; do
+    echo "security -v add-trusted-cert -d -r trustRoot -k \"/Library/Keychains/System.keychain\" \"$c\"" >> "${DIR}/tmp.sh"
+done
+if [ "$1" = "DS" ]; then
+    sudo sh "${DIR}/tmp.sh"
+else
+    osascript -e "do shell script \"sh ${DIR}/tmp.sh\" with administrator privileges"
+fi
+rm -rf "${DIR}"