diff --git a/src/main/java/dev/dinauer/monitoring/TopNodesService.java b/src/main/java/dev/dinauer/monitoring/TopNodesService.java
index 0a8f8a1..27be98f 100644
--- a/src/main/java/dev/dinauer/monitoring/TopNodesService.java
+++ b/src/main/java/dev/dinauer/monitoring/TopNodesService.java
@@ -50,7 +50,7 @@ public class TopNodesService
                 Long absoluteMemory = extractMemory(parts[3]);
                 Integer relativeMemory = extractInteger(parts[4]);
                 Integer totalCpu = Integer.parseInt(node.getStatus().getAllocatable().get("cpu").getAmount()) * 1000;
-                Long totalMemory = extractMemory(node.getStatus().getAllocatable().get("memory").getAmount());
+                Long totalMemory = extractMemory(node.getStatus().getAllocatable().get("memory").toString());
                 Integer totalPods = podsOnNodes.get(node.getMetadata().getName());
                 NodeDiskMetrics diskMetrics = nodeDiskMetrics.get(node.getMetadata().getName());
                 if (diskMetrics != null)