diff --git a/testsuites/sample/kernel/queue/It_los_queue_static_001.c b/testsuites/sample/kernel/queue/It_los_queue_static_001.c
index 9dd6bc9c..0a975e01 100644
--- a/testsuites/sample/kernel/queue/It_los_queue_static_001.c
+++ b/testsuites/sample/kernel/queue/It_los_queue_static_001.c
@@ -39,7 +39,7 @@ static UINT32 Testcase(VOID)
     CHAR buff2[QUEUE_SHORT_BUFFER_LENGTH] = "";
     CHAR buff3[QUEUE_SHORT_BUFFER_LENGTH] = {0};
 
-    ret = LOS_QueueCreateStatic("Q1", QUEUE_BASE_NUM, &g_testQueueID01, buff3, 0, QUEUE_BASE_MSGSIZE);
+    ret = LOS_QueueCreateStatic("Q1", QUEUE_BASE_NUM, &g_testQueueID01, (UINT8 *)buff3, 0, QUEUE_BASE_MSGSIZE);
     ICUNIT_GOTO_EQUAL(ret, LOS_OK, ret, EXIT);
 
     ret = LOS_QueueWrite(g_testQueueID01, &buff1, QUEUE_BASE_MSGSIZE, 0);
diff --git a/testsuites/sample/kernel/queue/It_los_queue_static_002.c b/testsuites/sample/kernel/queue/It_los_queue_static_002.c
index 1808a71c..e5c864e1 100644
--- a/testsuites/sample/kernel/queue/It_los_queue_static_002.c
+++ b/testsuites/sample/kernel/queue/It_los_queue_static_002.c
@@ -43,7 +43,7 @@ static UINT32 Testcase(VOID)
 
     g_testQueueID01 = QUEUW_INVALID_VALUE;
 
-    ret = LOS_QueueCreateStatic("Q1", QUEUE_BASE_NUM, &g_testQueueID01, buff3, 0, 0);
+    ret = LOS_QueueCreateStatic("Q1", QUEUE_BASE_NUM, &g_testQueueID01, (UINT8 *)buff3, 0, 0);
     ICUNIT_GOTO_EQUAL(ret, LOS_ERRNO_QUEUE_PARA_ISZERO, ret, EXIT);
 
     ret = LOS_QueueWrite(g_testQueueID01, &buff1, QUEUE_BASE_MSGSIZE, 0);
diff --git a/testsuites/sample/kernel/queue/It_los_queue_static_003.c b/testsuites/sample/kernel/queue/It_los_queue_static_003.c
index c82a45de..855c0ce7 100644
--- a/testsuites/sample/kernel/queue/It_los_queue_static_003.c
+++ b/testsuites/sample/kernel/queue/It_los_queue_static_003.c
@@ -39,7 +39,7 @@ static UINT32 Testcase(VOID)
     CHAR buff2[QUEUE_SHORT_BUFFER_LENGTH] = "";
     CHAR buff3[QUEUE_SHORT_BUFFER_LENGTH] = {0};
 
-    ret = LOS_QueueCreateStatic("Q1", QUEUE_BASE_NUM, &g_testQueueID01, buff3, 0, 1);
+    ret = LOS_QueueCreateStatic("Q1", QUEUE_BASE_NUM, &g_testQueueID01, (UINT8 *)buff3, 0, 1);
     ICUNIT_GOTO_EQUAL(ret, LOS_OK, ret, EXIT);
 
     ret = LOS_QueueWrite(g_testQueueID01, &buff1, QUEUE_BASE_MSGSIZE, 0);
diff --git a/testsuites/sample/kernel/queue/It_los_queue_static_006.c b/testsuites/sample/kernel/queue/It_los_queue_static_006.c
index 93ff3fac..ac6456bb 100644
--- a/testsuites/sample/kernel/queue/It_los_queue_static_006.c
+++ b/testsuites/sample/kernel/queue/It_los_queue_static_006.c
@@ -43,7 +43,7 @@ static UINT32 Testcase(VOID)
 
     g_testQueueID01 = QUEUW_INVALID_VALUE;
 
-    ret = LOS_QueueCreateStatic("Q1", QUEUE_BASE_NUM, NULL, buff3, 0, QUEUE_BASE_MSGSIZE);
+    ret = LOS_QueueCreateStatic("Q1", QUEUE_BASE_NUM, NULL, (UINT8 *)buff3, 0, QUEUE_BASE_MSGSIZE);
     ICUNIT_GOTO_EQUAL(ret, LOS_ERRNO_QUEUE_CREAT_PTR_NULL, ret, EXIT);
 
     ret = LOS_QueueWrite(g_testQueueID01, &buff1, QUEUE_BASE_MSGSIZE, 0);