diff --git a/lib/database.js b/lib/database.js
index f94979c..bbfc336 100644
--- a/lib/database.js
+++ b/lib/database.js
@@ -19,7 +19,7 @@ class Database {
     const endTime = new Date().getTime()
     const startTime = endTime - graphDuration
 
-    this.getRecentPings(startTime, endTime, length, pingData => {
+    this.getRecentPings(startTime, endTime, pingData => {
       const graphPointsByIp = []
 
       for (const row of pingData) {