diff --git oak-run-commons/src/main/java/org/apache/jackrabbit/oak/fixture/SegmentTarFixture.java oak-run-commons/src/main/java/org/apache/jackrabbit/oak/fixture/SegmentTarFixture.java
index 795d4e907a..905404f318 100644
--- oak-run-commons/src/main/java/org/apache/jackrabbit/oak/fixture/SegmentTarFixture.java
+++ oak-run-commons/src/main/java/org/apache/jackrabbit/oak/fixture/SegmentTarFixture.java
@@ -230,7 +230,7 @@ class SegmentTarFixture extends OakFixture {
                 builder.withBlobStore(blobStore);
             } else {
                 blobStoreFixtures[n + i] = BlobStoreFixture.create(parentPath, true, dsCacheSize, statsProvider);
-                blobStore = blobStoreFixtures[n + i].setUp();
+                builder.withBlobStore(blobStoreFixtures[n + i].setUp());
             }
         }