diff --git a/scripts/advanced.php b/scripts/advanced.php
index f9aae7e..dd7ffef 100644
--- a/scripts/advanced.php
+++ b/scripts/advanced.php
@@ -140,6 +140,7 @@ if(isset($_SESSION['success'])){
       <br>
       <br>
       <button type="text"><a href="config.php">Basic Settings</a></button>
+      <button type="text"><a href="edit_crontab.php">Edit the Crontab</a></button>
     </form>
 </div>
 </div>
diff --git a/scripts/edit_crontab.php b/scripts/edit_crontab.php
new file mode 100644
index 0000000..72b1616
--- /dev/null
+++ b/scripts/edit_crontab.php
@@ -0,0 +1,46 @@
+<?php
+
+// configuration
+$url = 'edit_crontab.php';
+$file = '/etc/crontab';
+
+// check if form has been submitted
+if (isset($_POST['text']))
+{
+    // save the text contents
+    file_put_contents($file, $_POST['text']);
+
+    // redirect to form again
+    header(sprintf('Location: %s', $url));
+    printf('<a href="%s">Moved</a>.', htmlspecialchars($url));
+    exit();
+}
+
+// read the textfile
+$text = file_get_contents($file);
+
+?>
+<!-- HTML form -->
+<head>
+<style>
+* {
+  font-family: 'monospace';
+}
+
+a {
+  text-decoration: none;
+  color: black;
+}
+
+form {
+  text-align: center;
+}
+</style>
+<body style="background-color:rgb(119, 196, 135);">
+<form style="height:95%" action="" method="post">
+<input style="margin-left:-150px;" type="submit" value="Update" />
+<input type="reset" value="Discard Changes" />
+<button type="text"><a href="advanced.php">Back</a></button><br>
+<textarea name="text" style="font-size:large;width:100%;height:95%;"><?php echo htmlspecialchars($text) ?></textarea>
+</form>
+</body>
diff --git a/scripts/install_services.sh b/scripts/install_services.sh
index f1f311b..b76ec87 100755
--- a/scripts/install_services.sh
+++ b/scripts/install_services.sh
@@ -505,13 +505,9 @@ install_nomachine() {
 
 install_cleanup_cron() {
   echo "Installing the cleanup.cron"
-  if ! crontab -u ${USER} -l &> /dev/null;then
-    crontab -u ${USER} $(dirname ${my_dir})/templates/cleanup.cron &> /dev/null
-  else
-    crontab -u ${USER} -l > ${tmpfile}
-    cat $(dirname ${my_dir})/templates/cleanup.cron >> ${tmpfile}
-    crontab -u ${USER} "${tmpfile}" &> /dev/null
-  fi
+  echo $(dirname ${my_dir})/templates/cleanup.cron >> /etc/crontab
+  chown root:pi /etc/crontab
+  chmod g+rw /etc/crontab
 }
 
 install_selected_services() {
diff --git a/scripts/update_services.sh b/scripts/update_services.sh
index 75dbcb0..0b86ab2 100755
--- a/scripts/update_services.sh
+++ b/scripts/update_services.sh
@@ -500,13 +500,10 @@ install_nomachine() {
 
 install_cleanup_cron() {
   echo "Installing the cleanup.cron"
-  if ! crontab -u ${USER} -l &> /dev/null;then
-    crontab -u ${USER} $(dirname ${my_dir})/templates/cleanup.cron &> /dev/null
-  else
-    crontab -u ${USER} -l > ${tmpfile}
-    cat $(dirname ${my_dir})/templates/cleanup.cron >> ${tmpfile}
-    crontab -u ${USER} "${tmpfile}" &> /dev/null
-  fi
+  echo $(dirname ${my_dir})/templates/cleanup.cron >> /etc/crontab
+  chown root:pi /etc/crontab
+  chmod g+rw /etc/crontab
+
 }
 
 install_selected_services() {
