diff --git a/metadata-io/src/main/java/com/linkedin/metadata/timeseries/elastic/ElasticSearchTimeseriesAspectService.java b/metadata-io/src/main/java/com/linkedin/metadata/timeseries/elastic/ElasticSearchTimeseriesAspectService.java
index a496fc427138e..3e8f83a531b59 100644
--- a/metadata-io/src/main/java/com/linkedin/metadata/timeseries/elastic/ElasticSearchTimeseriesAspectService.java
+++ b/metadata-io/src/main/java/com/linkedin/metadata/timeseries/elastic/ElasticSearchTimeseriesAspectService.java
@@ -169,7 +169,7 @@ public List<TimeseriesIndexSizeResult> getIndexSizes() {
     List<TimeseriesIndexSizeResult> res = new ArrayList<>();
     try {
       String indicesPattern = _indexConvention.getAllTimeseriesAspectIndicesPattern();
-      Response r = _searchClient.getLowLevelClient().performRequest(new Request("GET", indicesPattern + "/_stats"));
+      Response r = _searchClient.getLowLevelClient().performRequest(new Request("GET", "/" + indicesPattern + "/_stats"));
       JsonNode body = new ObjectMapper().readTree(r.getEntity().getContent());
       body.get("indices").fields().forEachRemaining(entry -> {
         TimeseriesIndexSizeResult elemResult = new TimeseriesIndexSizeResult();
diff --git a/metadata-io/src/test/java/com/linkedin/metadata/timeseries/search/TimeseriesAspectServiceTestBase.java b/metadata-io/src/test/java/com/linkedin/metadata/timeseries/search/TimeseriesAspectServiceTestBase.java
index cc60ba8679e1f..f9b8f84b10ad2 100644
--- a/metadata-io/src/test/java/com/linkedin/metadata/timeseries/search/TimeseriesAspectServiceTestBase.java
+++ b/metadata-io/src/test/java/com/linkedin/metadata/timeseries/search/TimeseriesAspectServiceTestBase.java
@@ -45,6 +45,7 @@
 import com.linkedin.timeseries.GroupingBucket;
 import com.linkedin.timeseries.GroupingBucketType;
 import com.linkedin.timeseries.TimeWindowSize;
+import com.linkedin.timeseries.TimeseriesIndexSizeResult;
 import org.opensearch.client.RestHighLevelClient;
 import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;
 import org.testng.annotations.BeforeClass;
@@ -884,4 +885,19 @@ public void testCountByFilterAfterDelete() throws InterruptedException {
         _elasticSearchTimeseriesAspectService.countByFilter(ENTITY_NAME, ASPECT_NAME, urnAndTimeFilter);
     assertEquals(count, 0L);
   }
+
+  @Test(groups = {"getAggregatedStats"}, dependsOnGroups = {"upsert"})
+  public void testGetIndexSizes() {
+    List<TimeseriesIndexSizeResult> result = _elasticSearchTimeseriesAspectService.getIndexSizes();
+    /*
+    Example result:
+    {aspectName=testentityprofile, sizeMb=52.234, indexName=es_timeseries_aspect_service_test_testentity_testentityprofileaspect_v1, entityName=testentity}
+    {aspectName=testentityprofile, sizeMb=0.208, indexName=es_timeseries_aspect_service_test_testentitywithouttests_testentityprofileaspect_v1, entityName=testentitywithouttests}
+     */
+    // There may be other indices in there from other tests, so just make sure that index for entity + aspect is in there
+    assertTrue(result.size() > 1);
+    assertTrue(
+        result.stream().anyMatch(idxSizeResult -> idxSizeResult.getIndexName().equals(
+            "es_timeseries_aspect_service_test_testentitywithouttests_testentityprofileaspect_v1")));
+  }
 }