diff --git a/pkg/ui/workspaces/cluster-ui/src/api/statementDiagnosticsApi.ts b/pkg/ui/workspaces/cluster-ui/src/api/statementDiagnosticsApi.ts
index a7fb4122645b..22e12d4af0c0 100644
--- a/pkg/ui/workspaces/cluster-ui/src/api/statementDiagnosticsApi.ts
+++ b/pkg/ui/workspaces/cluster-ui/src/api/statementDiagnosticsApi.ts
@@ -9,7 +9,7 @@ import moment from "moment-timezone";
 
 import { fetchData } from "src/api";
 
-import { NumberToDuration } from "../util";
+import { DurationToMomentDuration, NumberToDuration } from "../util";
 
 const STATEMENT_DIAGNOSTICS_PATH = "_status/stmtdiagreports";
 const CANCEL_STATEMENT_DIAGNOSTICS_PATH =
@@ -33,17 +33,17 @@ export async function getStatementDiagnosticsReports(): Promise<StatementDiagnos
     STATEMENT_DIAGNOSTICS_PATH,
   );
   return response.reports.map(report => {
+    const minExecutionLatency = report.min_execution_latency
+      ? DurationToMomentDuration(report.min_execution_latency)
+      : null;
     return {
       id: report.id.toString(),
       statement_fingerprint: report.statement_fingerprint,
       completed: report.completed,
       statement_diagnostics_id: report.statement_diagnostics_id.toString(),
-      requested_at: moment.unix(report.requested_at.seconds.toNumber()),
-      min_execution_latency: moment.duration(
-        report.min_execution_latency.seconds.toNumber(),
-        "seconds",
-      ),
-      expires_at: moment.unix(report.expires_at.seconds.toNumber()),
+      requested_at: moment.unix(report.requested_at?.seconds.toNumber()),
+      min_execution_latency: minExecutionLatency,
+      expires_at: moment.unix(report.expires_at?.seconds.toNumber()),
     };
   });
 }