1 files changed, 1 insertions, 1 deletions

diff --git a/it.class b/it.class
index dabf74c..25834b3 100644
--- a/it.class
+++ b/it.class
@@ -104,7 +104,7 @@ static function log_line($name, $line)
 				@symlink($fullfn, $basefn);
 		}
 
-		it::file_put_contents($fullfn, $line . "\n", FILE_APPEND);
+		it::file_put_contents($fullfn, $line . "\n", FILE_APPEND | LOCK_EX);
 	}
 }