diff --git a/phpBB/phpbb/log/log.php b/phpBB/phpbb/log/log.php
index ee002c560a..2e20eebaac 100644
--- a/phpBB/phpbb/log/log.php
+++ b/phpBB/phpbb/log/log.php
@@ -405,7 +405,7 @@ class log implements \phpbb\log\log_interface
 			}
 		}
 
-		$sql = 'DELETE FROM ' . LOG_TABLE . "
+		$sql = 'DELETE FROM ' . $this->log_table . "
 					$sql_where";
 		$this->db->sql_query($sql);