diff --git a/spring_ai/README.md b/spring_ai/README.md
index a33e022..ff8a9b8 100644
--- a/spring_ai/README.md
+++ b/spring_ai/README.md
@@ -123,6 +123,7 @@ ollama:
   models:
     - llama3.1
     - mxbai-embed-large
+    - nomic-embed-text
 nodeSelector:
   node.kubernetes.io/instance-type: VM.GPU.A10.1
 ```
@@ -138,9 +139,10 @@ kubectl -n ollama exec svc/ollama -- ollama ls
 ```
 it should be:
 ```
-NAME                        ID              SIZE      MODIFIED           
-llama3.1:latest             42182419e950    4.7 GB    About a minute ago    
-mxbai-embed-large:latest    468836162de7    669 MB    About a minute ago 
+NAME                        ID              SIZE      MODIFIED      
+nomic-embed-text:latest     0a109f422b47    274 MB    3 minutes ago    
+mxbai-embed-large:latest    468836162de7    669 MB    3 minutes ago    
+llama3.1:latest             a80c4f17acd5    2.0 GB    3 minutes ago 
 ```
 * test a single LLM:
 ```
diff --git a/spring_ai/pom.xml b/spring_ai/pom.xml
index 4e29186..0511a69 100644
--- a/spring_ai/pom.xml
+++ b/spring_ai/pom.xml
@@ -75,6 +75,7 @@
 		<dependency>
 			<groupId>org.springframework.ai</groupId>
 			<artifactId>spring-ai-oracle-store-spring-boot-starter</artifactId>
+			<version>1.0.0-SNAPSHOT</version>
 		</dependency>
 		<!--<dependency>
 			<groupId>org.springframework.ai</groupId>
diff --git a/spring_ai/src/main/java/org/springframework/ai/openai/samples/helloworld/AIController.java b/spring_ai/src/main/java/org/springframework/ai/openai/samples/helloworld/AIController.java
index 4fa6c43..7fdce3f 100644
--- a/spring_ai/src/main/java/org/springframework/ai/openai/samples/helloworld/AIController.java
+++ b/spring_ai/src/main/java/org/springframework/ai/openai/samples/helloworld/AIController.java
@@ -11,7 +11,6 @@
 import org.springframework.ai.reader.pdf.config.PdfDocumentReaderConfig;
 import org.springframework.ai.transformer.splitter.TokenTextSplitter;
 import org.springframework.ai.vectorstore.SearchRequest;
-import org.springframework.ai.vectorstore.SimpleVectorStore.Similarity;
 import org.springframework.ai.vectorstore.VectorStore;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;