diff --git a/js/src/evaluation/_runner.ts b/js/src/evaluation/_runner.ts
index 6c74afa34..058f37099 100644
--- a/js/src/evaluation/_runner.ts
+++ b/js/src/evaluation/_runner.ts
@@ -483,6 +483,7 @@ export class _ExperimentManager {
     const project = await this._getProject(firstExample);
     await this._printExperimentStart();
     this._metadata["num_repetitions"] = this._numRepetitions;
+    this._metadata["dataset_version"] = await this._getDatasetVersion();
     return new _ExperimentManager({
       examples,
       experiment: project,
@@ -869,7 +870,6 @@ export class _ExperimentManager {
       throw new Error("Experiment not yet started.");
     }
     const projectMetadata = await this._getExperimentMetadata();
-    projectMetadata["dataset_version"] = await this._getDatasetVersion();
     projectMetadata["dataset_splits"] = await this._getDatasetSplits();
     // Update revision_id if not already set
     if (!projectMetadata["revision_id"]) {
@@ -903,6 +903,10 @@ class ExperimentResults implements AsyncIterableIterator<ExperimentResultRow> {
     return this.manager.experimentName;
   }
 
+  get datasetVersion(): string | undefined {
+    return this.manager._metadata?.dataset_version;
+  }
+
   [Symbol.asyncIterator](): AsyncIterableIterator<ExperimentResultRow> {
     return this;
   }