diff --git a/underlay/src/main/resources/config/indexer/sd020230331_vumc.json b/underlay/src/main/resources/config/indexer/sd020230331_vumc.json
index 69d9454b9..3a721d053 100644
--- a/underlay/src/main/resources/config/indexer/sd020230331_vumc.json
+++ b/underlay/src/main/resources/config/indexer/sd020230331_vumc.json
@@ -1,24 +1,24 @@
 {
-  "underlay": "sd020230331",
+  "underlay": "sd_20230831",
   "bigQuery": {
     "sourceData": {
       "projectId": "sd-vumc-tanagra-test",
-      "datasetId": "sd_20230331",
+      "datasetId": "sd_20230831",
       "sqlSubstitutions": {
-        "omopDataset": "sd-vumc-tanagra-test.sd_20230331",
-        "staticTablesDataset": "sd-vumc-tanagra-test.sd_20230331"
+        "omopDataset": "sd-vumc-tanagra-test.sd_20230831",
+        "staticTablesDataset": "sd-vumc-tanagra-test.sd_20230831"
       }
     },
     "indexData": {
-      "projectId": "victr-tanagra-deploytest",
-      "datasetId": "sd_20230331_indexes"
+      "projectId": "sd-vumc-tanagra-test",
+      "datasetId": "indexed_sd_20230831"
     },
-    "queryProjectId": "victr-tanagra-deploytest",
+    "queryProjectId": "sd-vumc-tanagra-test",
     "dataLocation": "us-central1"
   },
   "dataflow": {
-    "serviceAccountEmail": "victr-tanagra-deploytest@appspot.gserviceaccount.com",
-    "gcsTempDirectory": "gs://dataflow-indexing-victr-tanagra-deploytest/temp/",
+    "serviceAccountEmail": "sd-test-dataflow-index-admin@sd-vumc-tanagra-test.iam.gserviceaccount.com",
+    "gcsTempDirectory": "gs://dataflow-indexing-sd-test-tanagra/temp/",
     "workerMachineType": "n1-standard-4",
     "usePublicIps": false
   }
diff --git a/underlay/src/main/resources/config/service/sd020230331_vumc.json b/underlay/src/main/resources/config/service/sd020230331_vumc.json
index 1fce68c92..09da31cc2 100644
--- a/underlay/src/main/resources/config/service/sd020230331_vumc.json
+++ b/underlay/src/main/resources/config/service/sd020230331_vumc.json
@@ -1,19 +1,19 @@
 {
-  "underlay": "sd020230331",
+  "underlay": "sd020230831",
   "bigQuery": {
     "sourceData": {
       "projectId": "sd-vumc-tanagra-test",
-      "datasetId": "sd_20230331",
+      "datasetId": "sd_20230831",
       "sqlSubstitutions": {
-        "omopDataset": "sd-vumc-tanagra-test.sd_20230331",
-        "staticTablesDataset": "sd-vumc-tanagra-test.sd_20230331"
+        "omopDataset": "sd-vumc-tanagra-test.sd_20230831",
+        "staticTablesDataset": "sd-vumc-tanagra-test.sd_20230831"
       }
     },
     "indexData": {
-      "projectId": "victr-tanagra-deploytest",
-      "datasetId": "sd_20230331_indexes"
+      "projectId": "sd-vumc-tanagra-test",
+      "datasetId": "indexed_sd_20230831"
     },
-    "queryProjectId": "victr-tanagra-deploytest",
+    "queryProjectId": "sd-vumc-tanagra-test",
     "dataLocation": "us-central1"
   },
   "uiConfigFile": "ui.json"