diff --git a/src/graphs.js b/src/graphs.js
index 4fb057e96..fc48a70e0 100644
--- a/src/graphs.js
+++ b/src/graphs.js
@@ -75,10 +75,10 @@ async function getContainerStats(name, fromMinutes, noNullPoints) {
         blockWrite: results[3],
         networkRead: results[4],
         networkWrite: results[5],
-        blockReadTotal: results[6][0] || 0,
-        blockWriteTotal: results[7][0] || 0,
-        networkReadTotal: results[8][0] || 0,
-        networkWriteTotal: results[9][0] || 0,
+        blockReadTotal: results[6][0] && results[6][0][0] ? results[6][0][0] : 0,
+        blockWriteTotal: results[7][0] && results[7][0][0] ? results[7][0][0] : 0,
+        networkReadTotal: results[8][0] && results[8][0][0] ? results[8][0][0] : 0,
+        networkWriteTotal: results[9][0] && results[9][0][0] ? results[9][0][0] : 0,
         cpuCount: os.cpus().length
     };
 }