diff --git a/models/spring-ai-openai/src/test/java/org/springframework/ai/openai/acme/AcmeIT.java b/models/spring-ai-openai/src/test/java/org/springframework/ai/openai/acme/AcmeIT.java
index 2701a2fe8c8..9cda24f4bfb 100644
--- a/models/spring-ai-openai/src/test/java/org/springframework/ai/openai/acme/AcmeIT.java
+++ b/models/spring-ai-openai/src/test/java/org/springframework/ai/openai/acme/AcmeIT.java
@@ -82,7 +82,7 @@ void acmeChain() {
 		// Step 2 - Create embeddings and save to vector store
 
 		logger.info("Creating Embeddings...");
-		VectorStore vectorStore = new SimpleVectorStore(this.embeddingModel);
+		VectorStore vectorStore = SimpleVectorStore.builder(this.embeddingModel).build();
 
 		vectorStore.accept(textSplitter.apply(jsonReader.get()));
 
diff --git a/models/spring-ai-openai/src/test/java/org/springframework/ai/openai/vectorstore/SimplePersistentVectorStoreIT.java b/models/spring-ai-openai/src/test/java/org/springframework/ai/openai/vectorstore/SimplePersistentVectorStoreIT.java
index 4898e4a68d6..348e800bf06 100644
--- a/models/spring-ai-openai/src/test/java/org/springframework/ai/openai/vectorstore/SimplePersistentVectorStoreIT.java
+++ b/models/spring-ai-openai/src/test/java/org/springframework/ai/openai/vectorstore/SimplePersistentVectorStoreIT.java
@@ -56,14 +56,14 @@ void persist() {
 		JsonReader jsonReader = new JsonReader(this.bikesJsonResource, new ProductMetadataGenerator(), "price", "name",
 				"shortDescription", "description", "tags");
 		List<Document> documents = jsonReader.get();
-		SimpleVectorStore vectorStore = new SimpleVectorStore(this.embeddingModel);
+		SimpleVectorStore vectorStore = SimpleVectorStore.builder(this.embeddingModel).build();
 		vectorStore.add(documents);
 
 		File tempFile = new File(this.workingDir.toFile(), "temp.txt");
 		vectorStore.save(tempFile);
 		assertThat(tempFile).isNotEmpty();
 		assertThat(tempFile).content().contains("Velo 99 XR1 AXS");
-		SimpleVectorStore vectorStore2 = new SimpleVectorStore(this.embeddingModel);
+		SimpleVectorStore vectorStore2 = SimpleVectorStore.builder(this.embeddingModel).build();
 
 		vectorStore2.load(tempFile);
 		List<Document> similaritySearch = vectorStore2.similaritySearch("Velo 99 XR1 AXS");
diff --git a/spring-ai-core/src/test/java/org/springframework/ai/vectorstore/SimpleVectorStoreTests.java b/spring-ai-core/src/test/java/org/springframework/ai/vectorstore/SimpleVectorStoreTests.java
index f4d5d47c79b..94d9f77c59c 100644
--- a/spring-ai-core/src/test/java/org/springframework/ai/vectorstore/SimpleVectorStoreTests.java
+++ b/spring-ai-core/src/test/java/org/springframework/ai/vectorstore/SimpleVectorStoreTests.java
@@ -144,7 +144,7 @@ void shouldSaveAndLoadVectorStore() throws IOException {
 		File saveFile = this.tempDir.resolve("vector-store.json").toFile();
 		this.vectorStore.save(saveFile);
 
-		SimpleVectorStore loadedStore = new SimpleVectorStore(this.mockEmbeddingModel);
+		SimpleVectorStore loadedStore = SimpleVectorStore.builder(this.mockEmbeddingModel).build();
 		loadedStore.load(saveFile);
 
 		List<Document> results = loadedStore.similaritySearch("test content");
diff --git a/spring-ai-integration-tests/src/test/java/org/springframework/ai/integration/tests/TestApplication.java b/spring-ai-integration-tests/src/test/java/org/springframework/ai/integration/tests/TestApplication.java
index df17af1fd44..3a26c71c10f 100644
--- a/spring-ai-integration-tests/src/test/java/org/springframework/ai/integration/tests/TestApplication.java
+++ b/spring-ai-integration-tests/src/test/java/org/springframework/ai/integration/tests/TestApplication.java
@@ -33,7 +33,7 @@ public class TestApplication {
 
 	@Bean
 	SimpleVectorStore simpleVectorStore(EmbeddingModel embeddingModel) {
-		return new SimpleVectorStore(embeddingModel);
+		return SimpleVectorStore.builder(embeddingModel).build();
 	}
 
 }