diff --git a/packages/web/src/appobj/ArchiveFileAppObject.svelte b/packages/web/src/appobj/ArchiveFileAppObject.svelte
index 0fcad808c..e77e42e31 100644
--- a/packages/web/src/appobj/ArchiveFileAppObject.svelte
+++ b/packages/web/src/appobj/ArchiveFileAppObject.svelte
@@ -214,6 +214,7 @@
                 tabComponent: 'ProfilerTab',
                 props: {
                   jslid: `archive://${data.folderName}/${data.fileName}`,
+                  // engine: eng.engine,
                   profilerFormatterFunction: eng.profilerFormatterFunction,
                   profilerTimestampFunction: eng.profilerTimestampFunction,
                   profilerChartAggregateFunction: eng.profilerChartAggregateFunction,
diff --git a/packages/web/src/tabs/ProfilerTab.svelte b/packages/web/src/tabs/ProfilerTab.svelte
index 8bd0cb95a..ae691bdb5 100644
--- a/packages/web/src/tabs/ProfilerTab.svelte
+++ b/packages/web/src/tabs/ProfilerTab.svelte
@@ -70,7 +70,7 @@
   let chartData;
 
   $: connection = useConnectionInfo({ conid });
-  $: engine = findEngineDriver($connection, $extensions);
+  $: driver = findEngineDriver($connection, $extensions);
 
   onMount(() => {
     intervalId = setInterval(() => {
@@ -123,15 +123,15 @@
     isLoadingChart = true;
 
     const colors = randomcolor({
-      count: (profilerChartMeasures || engine.profilerChartMeasures).length,
+      count: (profilerChartMeasures || driver.profilerChartMeasures).length,
       seed: 5,
     });
 
     const data = await apiCall('jsldata/extract-timeline-chart', {
       jslid,
-      timestampFunction: profilerTimestampFunction || engine.profilerTimestampFunction,
-      aggregateFunction: profilerChartAggregateFunction || engine.profilerChartAggregateFunction,
-      measures: profilerChartMeasures || engine.profilerChartMeasures,
+      timestampFunction: profilerTimestampFunction || driver.profilerTimestampFunction,
+      aggregateFunction: profilerChartAggregateFunction || driver.profilerChartAggregateFunction,
+      measures: profilerChartMeasures || driver.profilerChartMeasures,
     });
     chartData = {
       ...data,
@@ -202,7 +202,7 @@
         <JslDataGrid
           {jslid}
           listenInitializeFile
-          formatterFunction={profilerFormatterFunction || engine?.profilerFormatterFunction}
+          formatterFunction={profilerFormatterFunction || driver?.profilerFormatterFunction}
         />
       </svelte:fragment>
       <svelte:fragment slot="2">
diff --git a/plugins/dbgate-plugin-mongo/src/frontend/driver.js b/plugins/dbgate-plugin-mongo/src/frontend/driver.js
index 39f5de887..931055634 100644
--- a/plugins/dbgate-plugin-mongo/src/frontend/driver.js
+++ b/plugins/dbgate-plugin-mongo/src/frontend/driver.js
@@ -40,10 +40,7 @@ const driver = {
   profilerChartMeasures: [
     { label: 'Req count/s', field: 'countPerSec' },
     { label: 'Avg duration', field: 'avgDuration' },
-
-    // { label: 'Req count/s', field: 'countPerSec', perSecond: true },
-    // { field: 'countAll', hidden: true },
-    // { label: 'Avg duration', field: 'millis', perField: 'countAll' },
+    { label: 'Max duration', field: 'maxDuration' },
   ],
   databaseUrlPlaceholder: 'e.g. mongodb://username:password@mongodb.mydomain.net/dbname',
 
diff --git a/plugins/dbgate-plugin-mongo/src/frontend/profilerFunctions.js b/plugins/dbgate-plugin-mongo/src/frontend/profilerFunctions.js
index fdff1fbe1..8eff17b72 100644
--- a/plugins/dbgate-plugin-mongo/src/frontend/profilerFunctions.js
+++ b/plugins/dbgate-plugin-mongo/src/frontend/profilerFunctions.js
@@ -78,12 +78,14 @@ function aggregateProfileChartEntry(aggr, obj, stepDuration) {
 
   const countAll = (aggr.countAll || 0) + 1;
   const sumMillis = (aggr.sumMillis || 0) + obj.millis;
+  const maxDuration = obj.millis > (aggr.maxDuration || 0) ? obj.millis : aggr.maxDuration || 0;
 
   return {
     countAll,
     sumMillis,
     countPerSec: (countAll / stepDuration) * 1000,
     avgDuration: sumMillis / countAll,
+    maxDuration,
   };
 
   //   return {