diff --git a/lib/os/class.ISPConfigDebian11OS.inc.php b/lib/os/class.ISPConfigDebian11OS.inc.php
index b4f8494e6f28c6c08fd98eae0592d14b5425c99a..f1f1958abcec2b1fb4445aea245e51b368ccef6e 100644
--- a/lib/os/class.ISPConfigDebian11OS.inc.php
+++ b/lib/os/class.ISPConfigDebian11OS.inc.php
@@ -33,10 +33,16 @@ class ISPConfigDebian11OS extends ISPConfigDebian10OS {
 		} elseif($section === 'ftp_stats') {
 			// prepare paths
 			ISPConfigLog::info('Symlinking webalizer to use awffull.');
-			mkdir('/etc/webalizer', 0755);
-			chmod('/etc/webalizer', 0755);
-			symlink('/etc/awffull/awffull.conf', '/etc/webalizer/webalizer.conf');
-			symlink('/usr/bin/awffull', '/usr/bin/webalizer');
+			if(!is_dir('/etc/webalizer')) {
+				mkdir('/etc/webalizer', 0755);
+				chmod('/etc/webalizer', 0755);
+			}
+			if(!is_link('/etc/webalizer/webalizer.conf') && !is_file('/etc/webalizer/webalizer.conf')) {
+				symlink('/etc/awffull/awffull.conf', '/etc/webalizer/webalizer.conf');
+			}
+			if(!is_link('/usr/bin/webalizer') && !is_file('/usr/bin/webalizer')) {
+				symlink('/usr/bin/awffull', '/usr/bin/webalizer');
+			}
 
 			$key = array_search('webalizer', $packages, true);
 			if($key !== false) {