diff --git a/ct/jdownloader2.sh b/ct/jdownloader2.sh
index 8fd33cee0..3056d0b03 100644
--- a/ct/jdownloader2.sh
+++ b/ct/jdownloader2.sh
@@ -22,7 +22,7 @@ var_disk="10"
 var_cpu="2"
 var_ram="2048"
 var_os="debian"
-var_version="11"
+var_version="12"
 variables
 color
 catch_errors
diff --git a/install/jdownloader2-install.sh b/install/jdownloader2-install.sh
index 1eed1410a..430da9424 100644
--- a/install/jdownloader2-install.sh
+++ b/install/jdownloader2-install.sh
@@ -22,7 +22,7 @@ $STD apt-get install -y wget
 $STD apt-get install -y novnc
 $STD apt-get install -y xvfb
 $STD apt-get install -y tigervnc-scraping-server
-$STD apt-get install -y openjdk-11-jdk
+$STD apt-get install -y openjdk-17-jdk
 $STD apt-get install -y openbox
 msg_ok "Installed Dependencies"
 
@@ -72,7 +72,7 @@ After=x0vncserver.service network.target
 [Service]
 Type=simple
 WorkingDirectory=/usr/share/novnc
-ExecStart=/usr/share/novnc/utils/launch.sh --vnc localhost:5901
+ExecStart=/usr/bin/websockify 6080 --web /usr/share/novnc --wrap-mode=ignore :5901
 Restart=always
 RestartSec=5