diff --git a/backend/src/main/java/io/metersphere/base/mapper/ext/ExtApiTestReportMapper.xml b/backend/src/main/java/io/metersphere/base/mapper/ext/ExtApiTestReportMapper.xml
index 6079d8d5dd..8b539e9659 100644
--- a/backend/src/main/java/io/metersphere/base/mapper/ext/ExtApiTestReportMapper.xml
+++ b/backend/src/main/java/io/metersphere/base/mapper/ext/ExtApiTestReportMapper.xml
@@ -137,7 +137,7 @@
     </select>
 
     <select id="selectDashboardTests" resultType="io.metersphere.dto.DashboardTestDTO">
-        SELECT create_time AS date, count(api_test_report.id) AS count,
+        SELECT min(create_time) AS date, count(api_test_report.id) AS count,
         date_format(from_unixtime(create_time / 1000), '%Y-%m-%d') AS x
         FROM api_test_report
         WHERE test_id IN (SELECT api_test.id
diff --git a/backend/src/main/java/io/metersphere/base/mapper/ext/ExtLoadTestReportMapper.xml b/backend/src/main/java/io/metersphere/base/mapper/ext/ExtLoadTestReportMapper.xml
index b4adf632a1..5ad1c807ab 100644
--- a/backend/src/main/java/io/metersphere/base/mapper/ext/ExtLoadTestReportMapper.xml
+++ b/backend/src/main/java/io/metersphere/base/mapper/ext/ExtLoadTestReportMapper.xml
@@ -126,7 +126,7 @@
     </select>
 
     <select id="selectDashboardTests" resultType="io.metersphere.dto.DashboardTestDTO">
-        SELECT create_time AS date, count(load_test_report.id) AS count,
+        SELECT min(create_time) AS date, count(load_test_report.id) AS count,
         date_format(from_unixtime(create_time / 1000), '%Y-%m-%d') AS x
         FROM load_test_report
         WHERE test_id IN (SELECT load_test.id