diff --git a/.github/workflows/unittests.yml b/.github/workflows/unittests.yml
index 50263fae5..f6f9d6e7d 100644
--- a/.github/workflows/unittests.yml
+++ b/.github/workflows/unittests.yml
@@ -57,7 +57,7 @@ jobs:
           cmake .. -DBUILD_ARROW=0 -DTESTS=1
           make
           cd src
-          ctest -R
+          ctest -R -V
 
   scala-unit-test-hadoop-2-7:
     runs-on: ubuntu-latest
diff --git a/native-sql-engine/cpp/src/tests/jniutils_test.cc b/native-sql-engine/cpp/src/tests/jniutils_test.cc
index c30d76bde..ae701f000 100644
--- a/native-sql-engine/cpp/src/tests/jniutils_test.cc
+++ b/native-sql-engine/cpp/src/tests/jniutils_test.cc
@@ -115,8 +115,8 @@ TEST_F(JniUtilsTest, TestRecordBatchConcatenate) {
   batches.push_back(batch1);
   batches.push_back(batch2);
 
-  for (int i = 0; i < 100; i++) {
-    for (int i = 0; i < 10000; i++) {
+  for (int i = 0; i < 10; i++) {
+    for (int i = 0; i < 10; i++) {
       int total_num_rows = batch1->num_rows() + batch2->num_rows();
 
       // int num_columns = batches.at(0)->num_columns();
@@ -136,8 +136,6 @@ TEST_F(JniUtilsTest, TestRecordBatchConcatenate) {
 
       std::cout << "out_batch->num_rows():" << out_batch->num_rows() << std::endl;
     }
-
-    sleep(3);
   }
 }