diff --git a/src/plugins/condition/HistoricalTelemetryProvider.js b/src/plugins/condition/HistoricalTelemetryProvider.js
index f8938955cb..48507fb5e4 100644
--- a/src/plugins/condition/HistoricalTelemetryProvider.js
+++ b/src/plugins/condition/HistoricalTelemetryProvider.js
@@ -110,6 +110,8 @@ export default class HistoricalTelemetryProvider {
   async #loadTelemetryCollections() {
     await Promise.all(
       Object.entries(this.#telemetryObjects).map(async ([keystring, telemetryObject]) => {
+        // delete size
+        delete this.#telemetryOptions.size;
         const telemetryCollection = this.#openmct.telemetry.requestCollection(
           telemetryObject,
           this.#telemetryOptions