diff --git a/src/main/java/org/opensearch/knn/index/query/KNNQueryBuilder.java b/src/main/java/org/opensearch/knn/index/query/KNNQueryBuilder.java
index 11f978151..59b508d8f 100644
--- a/src/main/java/org/opensearch/knn/index/query/KNNQueryBuilder.java
+++ b/src/main/java/org/opensearch/knn/index/query/KNNQueryBuilder.java
@@ -249,7 +249,7 @@ protected Query doToQuery(QueryShardContext context) {
             .fieldName(this.fieldName)
             .vector(this.vector)
             .k(this.k)
-            .knnQueryFilter(this.filter)
+            .filter(this.filter)
             .context(context)
             .build();
         return KNNQueryFactory.create(createQueryRequest);
diff --git a/src/main/java/org/opensearch/knn/index/query/KNNQueryFactory.java b/src/main/java/org/opensearch/knn/index/query/KNNQueryFactory.java
index eb5236d26..10c8edd1a 100644
--- a/src/main/java/org/opensearch/knn/index/query/KNNQueryFactory.java
+++ b/src/main/java/org/opensearch/knn/index/query/KNNQueryFactory.java
@@ -80,11 +80,11 @@ public static Query create(CreateQueryRequest createQueryRequest) {
                 createQueryRequest.getK()
             )
         );
-        if (createQueryRequest.getKnnQueryFilter().isPresent()) {
+        if (createQueryRequest.getFilter().isPresent()) {
             final QueryShardContext queryShardContext = createQueryRequest.getContext()
                 .orElseThrow(() -> new RuntimeException("Shard context cannot be null"));
             try {
-                final Query filterQuery = createQueryRequest.getKnnQueryFilter().get().toQuery(queryShardContext);
+                final Query filterQuery = createQueryRequest.getFilter().get().toQuery(queryShardContext);
                 return new KnnVectorQuery(
                     createQueryRequest.getFieldName(),
                     createQueryRequest.getVector(),
@@ -118,12 +118,12 @@ static class CreateQueryRequest {
         @Getter
         private int k;
         // can be null in cases filter not passed with the knn query
-        private QueryBuilder knnQueryFilter;
+        private QueryBuilder filter;
         // can be null in cases filter not passed with the knn query
         private QueryShardContext context;
 
-        public Optional<QueryBuilder> getKnnQueryFilter() {
-            return Optional.ofNullable(knnQueryFilter);
+        public Optional<QueryBuilder> getFilter() {
+            return Optional.ofNullable(filter);
         }
 
         public Optional<QueryShardContext> getContext() {
diff --git a/src/test/java/org/opensearch/knn/index/query/KNNQueryFactoryTests.java b/src/test/java/org/opensearch/knn/index/query/KNNQueryFactoryTests.java
index 6d041687d..908ea1021 100644
--- a/src/test/java/org/opensearch/knn/index/query/KNNQueryFactoryTests.java
+++ b/src/test/java/org/opensearch/knn/index/query/KNNQueryFactoryTests.java
@@ -67,7 +67,7 @@ public void testCreateLuceneQueryWithFilter() {
                 .vector(testQueryVector)
                 .k(testK)
                 .context(mockQueryShardContext)
-                .knnQueryFilter(filter)
+                .filter(filter)
                 .build();
             Query query = KNNQueryFactory.create(createQueryRequest);
             assertTrue(query instanceof KnnVectorQuery);