diff --git a/adapter-aws-opensearch/src/main/java/io/nosqlbench/adapter/opensearch/dispensers/CreateIndexOpDispenser.java b/adapter-aws-opensearch/src/main/java/io/nosqlbench/adapter/opensearch/dispensers/CreateIndexOpDispenser.java
index e2d6fdc17..a3dd5b626 100644
--- a/adapter-aws-opensearch/src/main/java/io/nosqlbench/adapter/opensearch/dispensers/CreateIndexOpDispenser.java
+++ b/adapter-aws-opensearch/src/main/java/io/nosqlbench/adapter/opensearch/dispensers/CreateIndexOpDispenser.java
@@ -59,7 +59,7 @@ public class CreateIndexOpDispenser extends BaseOpenSearchOpDispenser {
                     "value",
                     new Property.Builder()
                         .knnVector(new KnnVectorProperty.Builder()
-                            .dimension(23)
+                            .dimension(25)
                             .method(
                                 new KnnVectorMethod.Builder()
                                     .name("hnsw")