diff --git a/codegen-test/src/test/java/com/alibaba/fastjson2/internal/processor/primitives/UtilTypeTest.java b/codegen-test/src/test/java/com/alibaba/fastjson2/internal/processor/primitives/UtilTypeTest.java
index 7db2f45ce6..79da47dba0 100644
--- a/codegen-test/src/test/java/com/alibaba/fastjson2/internal/processor/primitives/UtilTypeTest.java
+++ b/codegen-test/src/test/java/com/alibaba/fastjson2/internal/processor/primitives/UtilTypeTest.java
@@ -2,6 +2,7 @@
 
 import com.alibaba.fastjson2.JSON;
 import com.alibaba.fastjson2.annotation.JSONCompiled;
+import org.junit.jupiter.api.BeforeAll;
 import org.junit.jupiter.api.Test;
 
 import java.util.*;
@@ -9,6 +10,11 @@
 import static org.junit.jupiter.api.Assertions.assertEquals;
 
 public class UtilTypeTest {
+    @BeforeAll
+    static void setUp() {
+        TimeZone.setDefault(TimeZone.getTimeZone("UTC"));
+    }
+
     @Test
     public void test() {
         Bean bean = new Bean();
diff --git a/extension-solon/src/test/java/com/alibaba/fastjson2/support/solon/test/config/test0/QuickConfigTest.java b/extension-solon/src/test/java/com/alibaba/fastjson2/support/solon/test/config/test0/QuickConfigTest.java
index 0acbf332a6..5a7501b607 100644
--- a/extension-solon/src/test/java/com/alibaba/fastjson2/support/solon/test/config/test0/QuickConfigTest.java
+++ b/extension-solon/src/test/java/com/alibaba/fastjson2/support/solon/test/config/test0/QuickConfigTest.java
@@ -10,7 +10,7 @@
 import org.noear.solon.test.SolonTest;
 
 import java.util.Date;
-import java.util.HashMap;
+import java.util.LinkedHashMap;
 import java.util.Map;
 
 /**
@@ -26,7 +26,7 @@ public class QuickConfigTest {
     public void hello2() throws Throwable {
         UserDo userDo = new UserDo();
 
-        Map<String, Object> data = new HashMap<>();
+        Map<String, Object> data = new LinkedHashMap<>();
         data.put("time", new Date(1673861993477L));
         data.put("long", 12L);
         data.put("int", 12);
diff --git a/extension-solon/src/test/java/com/alibaba/fastjson2/support/solon/test/config/test1/QuickConfigTest.java b/extension-solon/src/test/java/com/alibaba/fastjson2/support/solon/test/config/test1/QuickConfigTest.java
index 67c04db8cc..1254f93dd1 100644
--- a/extension-solon/src/test/java/com/alibaba/fastjson2/support/solon/test/config/test1/QuickConfigTest.java
+++ b/extension-solon/src/test/java/com/alibaba/fastjson2/support/solon/test/config/test1/QuickConfigTest.java
@@ -10,7 +10,7 @@
 import org.noear.solon.test.SolonTest;
 
 import java.util.Date;
-import java.util.HashMap;
+import java.util.LinkedHashMap;
 import java.util.Map;
 
 /**
@@ -26,7 +26,7 @@ public class QuickConfigTest {
     public void hello2() throws Throwable {
         UserDo userDo = new UserDo();
 
-        Map<String, Object> data = new HashMap<>();
+        Map<String, Object> data = new LinkedHashMap<>();
         data.put("time", new Date(1673861993477L));
         data.put("long", 12L);
         data.put("int", 12);
diff --git a/extension-solon/src/test/java/com/alibaba/fastjson2/support/solon/test/config/test1/QuickConfigTest2.java b/extension-solon/src/test/java/com/alibaba/fastjson2/support/solon/test/config/test1/QuickConfigTest2.java
index 2b878c2b2d..710a38a889 100644
--- a/extension-solon/src/test/java/com/alibaba/fastjson2/support/solon/test/config/test1/QuickConfigTest2.java
+++ b/extension-solon/src/test/java/com/alibaba/fastjson2/support/solon/test/config/test1/QuickConfigTest2.java
@@ -10,7 +10,7 @@
 import org.noear.solon.test.SolonTest;
 
 import java.util.Date;
-import java.util.HashMap;
+import java.util.LinkedHashMap;
 import java.util.Map;
 
 /**
@@ -26,7 +26,7 @@ public class QuickConfigTest2 {
     public void hello2() throws Throwable {
         UserDo userDo = new UserDo();
 
-        Map<String, Object> data = new HashMap<>();
+        Map<String, Object> data = new LinkedHashMap<>();
         data.put("time", new Date(1673861993477L));
         data.put("long", 12L);
         data.put("int", 12);
diff --git a/extension-solon/src/test/java/com/alibaba/fastjson2/support/solon/test/config/test2/QuickConfigTest.java b/extension-solon/src/test/java/com/alibaba/fastjson2/support/solon/test/config/test2/QuickConfigTest.java
index 7c28a3db68..b73fe13699 100644
--- a/extension-solon/src/test/java/com/alibaba/fastjson2/support/solon/test/config/test2/QuickConfigTest.java
+++ b/extension-solon/src/test/java/com/alibaba/fastjson2/support/solon/test/config/test2/QuickConfigTest.java
@@ -11,7 +11,6 @@
 import org.noear.solon.test.SolonTest;
 
 import java.util.Date;
-import java.util.HashMap;
 import java.util.LinkedHashMap;
 import java.util.Map;
 
@@ -28,7 +27,7 @@ public class QuickConfigTest {
     public void hello2() throws Throwable {
         UserDo userDo = new UserDo();
 
-        Map<String, Object> data = new HashMap<>();
+        Map<String, Object> data = new LinkedHashMap<>();
         data.put("time", new Date(1673861993477L));
         data.put("long", 12L);
         data.put("int", 12);