diff --git a/helpers/generate-rdp-tls-certs.sh b/helpers/generate-rdp-tls-certs.sh
index 3a7a657..594e93a 100644
--- a/helpers/generate-rdp-tls-certs.sh
+++ b/helpers/generate-rdp-tls-certs.sh
@@ -1,4 +1,4 @@
-#! /bin/sh
+#! /bin/bash
 set -e
 
 # Make the keys dir
@@ -6,6 +6,6 @@ KEYS_DIR=~/.config/gnome-remote-desktop/keys
 mkdir -p $KEYS_DIR
 
 # Generate keys
-openssl genrsa -out $KEYS_DIR/tls.key 4096
+openssl genrsa -out $KEYS_DIR/tls.key 4096 
 openssl req -new -key $KEYS_DIR/tls.key -out $KEYS_DIR/tls.csr
 openssl x509 -req -days 36500 -signkey $KEYS_DIR/tls.key -in $KEYS_DIR/tls.csr -out $KEYS_DIR/tls.crt