diff --git a/common/src/main/java/dev/langchain4j/model/embedding/S2OnnxEmbeddingModel.java b/common/src/main/java/dev/langchain4j/model/embedding/S2OnnxEmbeddingModel.java
index 4cba5b02e..5a376786f 100644
--- a/common/src/main/java/dev/langchain4j/model/embedding/S2OnnxEmbeddingModel.java
+++ b/common/src/main/java/dev/langchain4j/model/embedding/S2OnnxEmbeddingModel.java
@@ -52,7 +52,7 @@ public class S2OnnxEmbeddingModel extends AbstractInProcessEmbeddingModel {
         try {
             return new OnnxBertBiEncoder(
                     Files.newInputStream(pathToModel),
-                    vocabularyFile.openStream(),
+                    vocabularyFile,
                     PoolingMode.MEAN
             );
         } catch (IOException e) {
diff --git a/launchers/standalone/src/test/java/com/tencent/supersonic/chat/MetricTest.java b/launchers/standalone/src/test/java/com/tencent/supersonic/chat/MetricTest.java
index b84779db8..011bb3bba 100644
--- a/launchers/standalone/src/test/java/com/tencent/supersonic/chat/MetricTest.java
+++ b/launchers/standalone/src/test/java/com/tencent/supersonic/chat/MetricTest.java
@@ -38,6 +38,7 @@ public class MetricTest extends BaseTest {
         expectedResult.setQueryMode(MetricFilterQuery.QUERY_MODE);
         expectedParseInfo.setAggType(NONE);
 
+        expectedParseInfo.getMetrics().add(DataUtils.getSchemaElement("访问用户数"));
         expectedParseInfo.getMetrics().add(DataUtils.getSchemaElement("访问次数"));
         expectedParseInfo.getMetrics().add(DataUtils.getSchemaElement("人均访问次数"));
 
@@ -70,7 +71,7 @@ public class MetricTest extends BaseTest {
 
         expectedResult.setQueryMode(MetricModelQuery.QUERY_MODE);
         expectedParseInfo.setAggType(NONE);
-
+        expectedParseInfo.getMetrics().add(DataUtils.getSchemaElement("访问用户数"));
         expectedParseInfo.getMetrics().add(DataUtils.getSchemaElement("访问次数"));
         expectedParseInfo.getMetrics().add(DataUtils.getSchemaElement("人均访问次数"));
         expectedParseInfo.setDateInfo(DataUtils.getDateConf(DateConf.DateMode.RECENT, unit, period, startDay, endDay));
@@ -99,6 +100,7 @@ public class MetricTest extends BaseTest {
         expectedResult.setQueryMode(MetricGroupByQuery.QUERY_MODE);
         expectedParseInfo.setAggType(NONE);
 
+        expectedParseInfo.getMetrics().add(DataUtils.getSchemaElement("访问用户数"));
         expectedParseInfo.getMetrics().add(DataUtils.getSchemaElement("访问次数"));
         expectedParseInfo.getMetrics().add(DataUtils.getSchemaElement("人均访问次数"));
         expectedParseInfo.getDimensions().add(DataUtils.getSchemaElement("部门"));
@@ -119,6 +121,7 @@ public class MetricTest extends BaseTest {
 
         expectedResult.setQueryMode(MetricFilterQuery.QUERY_MODE);
         expectedParseInfo.setAggType(NONE);
+        expectedParseInfo.getMetrics().add(DataUtils.getSchemaElement("访问用户数"));
         expectedParseInfo.getMetrics().add(DataUtils.getSchemaElement("访问次数"));
         expectedParseInfo.getMetrics().add(DataUtils.getSchemaElement("人均访问次数"));
         List<String> list = new ArrayList<>();
@@ -165,6 +168,7 @@ public class MetricTest extends BaseTest {
         expectedResult.setQueryMode(MetricGroupByQuery.QUERY_MODE);
         expectedParseInfo.setAggType(SUM);
 
+        expectedParseInfo.getMetrics().add(DataUtils.getSchemaElement("访问用户数"));
         expectedParseInfo.getMetrics().add(DataUtils.getSchemaElement("访问次数"));
         expectedParseInfo.getMetrics().add(DataUtils.getSchemaElement("人均访问次数"));
         expectedParseInfo.getDimensions().add(DataUtils.getSchemaElement("部门"));
@@ -190,6 +194,7 @@ public class MetricTest extends BaseTest {
         expectedResult.setQueryMode(MetricFilterQuery.QUERY_MODE);
         expectedParseInfo.setAggType(NONE);
 
+        expectedParseInfo.getMetrics().add(DataUtils.getSchemaElement("访问用户数"));
         expectedParseInfo.getMetrics().add(DataUtils.getSchemaElement("访问次数"));
         expectedParseInfo.getMetrics().add(DataUtils.getSchemaElement("人均访问次数"));
         expectedParseInfo.getDimensionFilters().add(DataUtils.getFilter("user_name",
diff --git a/launchers/standalone/src/test/java/com/tencent/supersonic/chat/MultiTurnsTest.java b/launchers/standalone/src/test/java/com/tencent/supersonic/chat/MultiTurnsTest.java
index 55737e5df..839aeb8d6 100644
--- a/launchers/standalone/src/test/java/com/tencent/supersonic/chat/MultiTurnsTest.java
+++ b/launchers/standalone/src/test/java/com/tencent/supersonic/chat/MultiTurnsTest.java
@@ -27,6 +27,7 @@ public class MultiTurnsTest extends BaseTest {
         expectedResult.setQueryMode(MetricFilterQuery.QUERY_MODE);
         expectedParseInfo.setAggType(NONE);
 
+        expectedParseInfo.getMetrics().add(DataUtils.getSchemaElement("访问用户数"));
         expectedParseInfo.getMetrics().add(DataUtils.getSchemaElement("访问次数"));
         expectedParseInfo.getMetrics().add(DataUtils.getSchemaElement("人均访问次数"));
 
diff --git a/pom.xml b/pom.xml
index a75cebc72..9baa0cdcf 100644
--- a/pom.xml
+++ b/pom.xml
@@ -67,6 +67,7 @@
         <easyexcel.version>2.2.6</easyexcel.version>
         <poi.version>3.17</poi.version>
         <langchain4j.version>0.31.0</langchain4j.version>
+        <langchain4j.embedding.version>0.27.1</langchain4j.embedding.version>
         <postgresql.version>42.7.1</postgresql.version>
         <st.version>4.0.8</st.version>
         <duckdb_jdbc.version>0.10.0</duckdb_jdbc.version>
@@ -131,12 +132,12 @@
             <dependency>
                 <groupId>dev.langchain4j</groupId>
                 <artifactId>langchain4j-embeddings</artifactId>
-                <version>${langchain4j.version}</version>
+                <version>${langchain4j.embedding.version}</version>
             </dependency>
             <dependency>
                 <groupId>dev.langchain4j</groupId>
                 <artifactId>langchain4j-embeddings-bge-small-zh</artifactId>
-                <version>${langchain4j.version}</version>
+                <version>${langchain4j.embedding.version}</version>
             </dependency>
             <dependency>
                 <groupId>dev.langchain4j</groupId>
@@ -176,7 +177,7 @@
             <dependency>
                 <groupId>dev.langchain4j</groupId>
                 <artifactId>langchain4j-embeddings-all-minilm-l6-v2-q</artifactId>
-                <version>${langchain4j.version}</version>
+                <version>${langchain4j.embedding.version}</version>
             </dependency>
             <dependency>
                 <groupId>dev.langchain4j</groupId>