diff --git a/base/test/benchmarktest/thread_benchmark_test/thread_benchmark_test.cpp b/base/test/benchmarktest/thread_benchmark_test/thread_benchmark_test.cpp
index 6c93b27f8e469a1cf9ab7f11a5e753fd494e2985..90848e34633a2a43415c6cdb15b2c2376bfac818 100644
--- a/base/test/benchmarktest/thread_benchmark_test/thread_benchmark_test.cpp
+++ b/base/test/benchmarktest/thread_benchmark_test/thread_benchmark_test.cpp
@@ -125,7 +125,7 @@ bool TestThread::Run()
 {
     BENCHMARK_LOGD("ThreadTest bool TestThread::Run is called.");
     priority_ = getpriority(PRIO_PROCESS, 0);
-    char threadName[MAX_THREAD_NAME_LEN] = {0};
+    char threadName[MAX_THREAD_NAME_LEN + 1] = {0};
     prctl(PR_GET_NAME, threadName, 0, 0);
     name_ = threadName;
 
@@ -456,7 +456,7 @@ bool TestThread2::Run()
 {
     BENCHMARK_LOGD("ThreadTest bool TestThread2::Run is called.");
     priority_ = getpriority(PRIO_PROCESS, 0);
-    char threadName[MAX_THREAD_NAME_LEN] = {0};
+    char threadName[MAX_THREAD_NAME_LEN + 1] = {0};
     prctl(PR_GET_NAME, threadName, 0, 0);
     name_ = threadName;
 
diff --git a/base/test/fuzztest/thread_fuzzer/thread_fuzzer.cpp b/base/test/fuzztest/thread_fuzzer/thread_fuzzer.cpp
index 5bd82e01749399db6566549a0266d03c8ed77f20..a19acd34377f3d4482b1c211052890333afb3413 100644
--- a/base/test/fuzztest/thread_fuzzer/thread_fuzzer.cpp
+++ b/base/test/fuzztest/thread_fuzzer/thread_fuzzer.cpp
@@ -69,7 +69,7 @@ bool TestThread::ReadyToWork()
 bool TestThread::Run()
 {
     priority_ = getpriority(PRIO_PROCESS, 0);
-    char threadName[MAX_THREAD_NAME_LEN] = {0};
+    char threadName[MAX_THREAD_NAME_LEN + 1] = {0};
     prctl(PR_GET_NAME, threadName, 0, 0);
     name_ = threadName;
 
diff --git a/base/test/unittest/common/utils_thread_test.cpp b/base/test/unittest/common/utils_thread_test.cpp
index 7da8ede8bd66eedb0faa66d2256bdaaf14738172..b7f7944c10405030b34448103b5802c322b57c0b 100644
--- a/base/test/unittest/common/utils_thread_test.cpp
+++ b/base/test/unittest/common/utils_thread_test.cpp
@@ -111,7 +111,7 @@ bool TestThread::ReadyToWork()
 bool TestThread::Run()
 {
     priority_ = getpriority(PRIO_PROCESS, 0);
-    char threadName[MAX_THREAD_NAME_LEN] = {0};
+    char threadName[MAX_THREAD_NAME_LEN + 1] = {0};
     prctl(PR_GET_NAME, threadName, 0, 0);
     name_ = threadName;
 
@@ -361,7 +361,7 @@ private:
 bool TestThread2::Run()
 {
     priority_ = getpriority(PRIO_PROCESS, 0);
-    char threadName[MAX_THREAD_NAME_LEN] = {0};
+    char threadName[MAX_THREAD_NAME_LEN + 1] = {0};
     prctl(PR_GET_NAME, threadName, 0, 0);
     name_ = threadName;