diff --git a/interfaces/native/vibrator/test/fuzztest/startvibrator_fuzzer/startvibrator_fuzzer.cpp b/interfaces/native/vibrator/test/fuzztest/startvibrator_fuzzer/startvibrator_fuzzer.cpp
index a580fe11a75b952f414b3a73a11df10b131971b9..675c0008821d51a9e495e9f592d060c2ddd0dfd8 100644
--- a/interfaces/native/vibrator/test/fuzztest/startvibrator_fuzzer/startvibrator_fuzzer.cpp
+++ b/interfaces/native/vibrator/test/fuzztest/startvibrator_fuzzer/startvibrator_fuzzer.cpp
@@ -18,15 +18,16 @@
 #include <cstddef>
 #include <cstdint>
 #include <cstring>
+#include <string>
 
 #include "vibrator_agent.h"
 
 namespace OHOS {
 bool StartVibratorFuzzTest(const uint8_t* data, size_t size)
 {
-    const char *argv = reinterpret_cast<const char *>(data);
-    int32_t ret = OHOS::Sensors::StartVibrator(argv);
-    int32_t ret2 = std::strcmp(argv, "haptic.clock.timer");
+    std::string argv(reinterpret_cast<const char *>(data), size);
+    int32_t ret = OHOS::Sensors::StartVibrator(argv.c_str());
+    int32_t ret2 = std::strcmp(argv.c_str(), "haptic.clock.timer");
     if ((ret2 != 0 && ret == 0) || (ret2 == 0 && ret != 0)) {
         return false;
     }
diff --git a/interfaces/native/vibrator/test/fuzztest/startvibratoronce_fuzzer/startvibratoronce_fuzzer.cpp b/interfaces/native/vibrator/test/fuzztest/startvibratoronce_fuzzer/startvibratoronce_fuzzer.cpp
index e98b82c17a911eca45617ecee38b2314f3bc4d4c..d677012efb03dff22236bdf144b49acbacebb2ee 100644
--- a/interfaces/native/vibrator/test/fuzztest/startvibratoronce_fuzzer/startvibratoronce_fuzzer.cpp
+++ b/interfaces/native/vibrator/test/fuzztest/startvibratoronce_fuzzer/startvibratoronce_fuzzer.cpp
@@ -17,6 +17,7 @@
 
 #include <cstddef>
 #include <cstdint>
+#include <string>
 
 #include "vibrator_agent.h"
 
@@ -27,7 +28,8 @@ constexpr int32_t MAX_VIBRATOR_TIME = 1800000;
 namespace OHOS {
 bool StartVibratorOnceFuzzTest(const uint8_t* data, size_t size)
 {
-    uintptr_t duration = reinterpret_cast<uintptr_t>(data);
+    std::string argv(reinterpret_cast<const char *>(data), size);
+    uint32_t duration = static_cast<uint32_t>(std::atoi(argv.c_str()));
     int32_t ret = OHOS::Sensors::StartVibratorOnce(duration);
     if ((duration > MAX_VIBRATOR_TIME && ret == 0) || (duration <= MAX_VIBRATOR_TIME && ret != 0)) {
         return false;
diff --git a/interfaces/native/vibrator/test/fuzztest/stopvibrator_fuzzer/stopvibrator_fuzzer.cpp b/interfaces/native/vibrator/test/fuzztest/stopvibrator_fuzzer/stopvibrator_fuzzer.cpp
index 7bec41960eab1ccda4f7d727e309aaffff82836b..37a43a9fec63e2577150246d6034cfed30f26679 100644
--- a/interfaces/native/vibrator/test/fuzztest/stopvibrator_fuzzer/stopvibrator_fuzzer.cpp
+++ b/interfaces/native/vibrator/test/fuzztest/stopvibrator_fuzzer/stopvibrator_fuzzer.cpp
@@ -18,15 +18,16 @@
 #include <cstddef>
 #include <cstdint>
 #include <cstring>
+#include <string>
 
 #include "vibrator_agent.h"
 
 namespace OHOS {
 bool StopVibratorFuzzTest(const uint8_t* data, size_t size)
 {
-    const char *argv = reinterpret_cast<const char *>(data);
-    int32_t ret = OHOS::Sensors::StopVibrator(argv);
-    int32_t ret2 = strcmp(argv, "time") != 0 && strcmp(argv, "preset");
+    std::string argv(reinterpret_cast<const char *>(data), size);
+    int32_t ret = OHOS::Sensors::StopVibrator(argv.c_str());
+    int32_t ret2 = strcmp(argv.c_str(), "time") != 0 && strcmp(argv.c_str(), "preset");
     if ((ret2 != 0 && ret == 0) || (ret2 == 0 && ret != 0)) {
         return false;
     }