diff --git a/testsuites/unittest/time/timer/smoke/timer_test_tzset_001.cpp b/testsuites/unittest/time/timer/smoke/timer_test_tzset_001.cpp
index 1e5e8466402a7599cac52fdf3710577af896b953..8cc51b4b1b19bfdc79cbd553c3208ee2bc8fce9b 100644
--- a/testsuites/unittest/time/timer/smoke/timer_test_tzset_001.cpp
+++ b/testsuites/unittest/time/timer/smoke/timer_test_tzset_001.cpp
@@ -36,7 +36,7 @@
 #include "lt_timer_test.h"
 #include <stdlib.h>
 
-static UINT32 testcase1(VOID)
+static UINT32 testcase(VOID)
 {
     time_t td;
     int ret = 0;
@@ -58,11 +58,6 @@ OUT:
     return LOS_NOK;
 }
 
-static UINT32 testcase(VOID)
-{
-    testcase1();
-}
-
 void TIME_TEST_TZSET_001(void)
 {
     TEST_ADD_CASE(__FUNCTION__, testcase, TEST_POSIX, TEST_SWTMR, TEST_LEVEL0, TEST_FUNCTION);
diff --git a/testsuites/unittest/time/timer/smoke/timer_test_tzset_002.cpp b/testsuites/unittest/time/timer/smoke/timer_test_tzset_002.cpp
index 3c0069934cc0eda04960f0a2c698862d4ec32d1c..311def898a974cb76327641d2e6440c2a2281bb6 100644
--- a/testsuites/unittest/time/timer/smoke/timer_test_tzset_002.cpp
+++ b/testsuites/unittest/time/timer/smoke/timer_test_tzset_002.cpp
@@ -36,13 +36,13 @@
 #include "lt_timer_test.h"
 #include <stdlib.h>
 
-static UINT32 testcase1(VOID)
+static UINT32 testcase(VOID)
 {
     time_t td;
     int ret = 0;
 
     errno = 0;
-    ret = putenv("TZ=GMT-100");
+    ret = putenv((char *) "TZ=GMT-100");
     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
     tzset();
 
@@ -58,11 +58,6 @@ OUT:
     return LOS_NOK;
 }
 
-static UINT32 testcase(VOID)
-{
-    testcase1();
-}
-
 void TIME_TEST_TZSET_002(void)
 {
     TEST_ADD_CASE(__FUNCTION__, testcase, TEST_POSIX, TEST_SWTMR, TEST_LEVEL0, TEST_FUNCTION);
diff --git a/testsuites/unittest/time/timer/time_timer_test.cpp b/testsuites/unittest/time/timer/time_timer_test.cpp
index 3384ff70deba8b575be3e405fad0d73187a3d9bb..dc2d96484664734f62105a373ec9644816c82570 100644
--- a/testsuites/unittest/time/timer/time_timer_test.cpp
+++ b/testsuites/unittest/time/timer/time_timer_test.cpp
@@ -97,5 +97,27 @@ HWTEST_F(TimeTimerTest, TimerTest005, TestSize.Level0)
 {
     TimerTest005();
 }
+
+/* *
+ * @tc.name: TIME_TEST_TZSET_001
+ * @tc.desc: function for TIME_TEST_TZSET_001
+ * @tc.type: FUNC
+ * @tc.require: AR000EEMQ9
+ */
+HWTEST_F(TimeTimerTest, TIME_TEST_TZSET_001, TestSize.Level0)
+{
+    TIME_TEST_TZSET_001();
+}
+
+/* *
+ * @tc.name: TIME_TEST_TZSET_002
+ * @tc.desc: function for TimeTimerTest
+ * @tc.type: FUNC
+ * @tc.require: AR000EEMQ9
+ */
+HWTEST_F(TimeTimerTest, TIME_TEST_TZSET_002, TestSize.Level0)
+{
+    TIME_TEST_TZSET_002();
+}
 #endif
 } // namespace OHOS