diff --git a/install/wkhtmltopdf.sh b/install/wkhtmltopdf.sh
index d9b2dc7..eafae21 100755
--- a/install/wkhtmltopdf.sh
+++ b/install/wkhtmltopdf.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
 set -eo pipefail
-curl -o /usr/local/bin/wkhtmltopdf -SL https://github.com/acsone/kwkhtmltopdf/releases/download/0.9.0/kwkhtmltopdf_client
-echo "49b609de7e7964b65c2021e71f651eb1c5f76112 /usr/local/bin/wkhtmltopdf" | sha1sum -c -
+curl -o /usr/local/bin/wkhtmltopdf -SL https://github.com/acsone/kwkhtmltopdf/releases/download/1.0/kwkhtmltopdf_client
+echo "4856c49a1a20a949548a2535ac98de64873bd167 /usr/local/bin/wkhtmltopdf" | sha1sum -c -
 chmod +x /usr/local/bin/wkhtmltopdf