diff --git a/common/src/main/java/com/tencent/supersonic/common/service/EmbeddingService.java b/common/src/main/java/com/tencent/supersonic/common/service/EmbeddingService.java
index 5e34bea30..60d899821 100644
--- a/common/src/main/java/com/tencent/supersonic/common/service/EmbeddingService.java
+++ b/common/src/main/java/com/tencent/supersonic/common/service/EmbeddingService.java
@@ -12,8 +12,6 @@ import java.util.List;
  */
 public interface EmbeddingService {
 
-    void addCollection(String collectionName);
-
     void addQuery(String collectionName, List<TextSegment> queries);
 
     void deleteQuery(String collectionName, List<TextSegment> queries);
diff --git a/common/src/main/java/com/tencent/supersonic/common/service/impl/EmbeddingServiceImpl.java b/common/src/main/java/com/tencent/supersonic/common/service/impl/EmbeddingServiceImpl.java
index 6b6c1e47b..55747441e 100644
--- a/common/src/main/java/com/tencent/supersonic/common/service/impl/EmbeddingServiceImpl.java
+++ b/common/src/main/java/com/tencent/supersonic/common/service/impl/EmbeddingServiceImpl.java
@@ -36,10 +36,6 @@ public class EmbeddingServiceImpl implements EmbeddingService {
     @Autowired
     private EmbeddingModel embeddingModel;
 
-    public synchronized void addCollection(String collectionName) {
-        embeddingStoreFactory.create(collectionName);
-    }
-
     @Override
     public void addQuery(String collectionName, List<TextSegment> queries) {
         EmbeddingStore embeddingStore = embeddingStoreFactory.create(collectionName);