diff --git a/x-pack/plugins/ml/public/explorer/explorer_charts/explorer_charts_container_service.js b/x-pack/plugins/ml/public/explorer/explorer_charts/explorer_charts_container_service.js
index e3ff022ba7706..11b1f14bec36e 100644
--- a/x-pack/plugins/ml/public/explorer/explorer_charts/explorer_charts_container_service.js
+++ b/x-pack/plugins/ml/public/explorer/explorer_charts/explorer_charts_container_service.js
@@ -558,8 +558,8 @@ export function explorerChartsContainerServiceFactory(
 
       if ((maxMs - minMs) < maxTimeSpan) {
         // Expand out to cover as much as the requested time span as possible.
-        minMs = Math.max(earliestMs, maxMs - maxTimeSpan);
-        maxMs = Math.min(latestMs, minMs + maxTimeSpan);
+        minMs = Math.max(earliestMs, minMs - maxTimeSpan);
+        maxMs = Math.min(latestMs, maxMs + maxTimeSpan);
       }
 
       chartRange = { min: minMs, max: maxMs };