diff --git a/src/graphs.js b/src/graphs.js
index 52da89ef6..10198eae8 100644
--- a/src/graphs.js
+++ b/src/graphs.js
@@ -72,7 +72,7 @@ async function getSystem(fromMinutes, noNullPoints) {
     const timeBucketSize = fromMinutes > (24 * 60) ? (6*60) : 5;
 
     const cpuQuery = `summarize(sum(collectd.localhost.aggregation-cpu-average.cpu-system, collectd.localhost.aggregation-cpu-average.cpu-user), "${timeBucketSize}min", "avg")`;
-    const memoryQuery = `summarize(sum(collectd.localhost.memory.memory-used, collectd.localhost.swap.swap-used), "${timeBucketSize}min", "avg")`;
+    const memoryQuery = `summarize(collectd.localhost.memory.memory-used, "${timeBucketSize}min", "avg")`;
 
     const query = {
         target: [ cpuQuery, memoryQuery ],