diff --git a/frameworks/native/power_mgr_client.cpp b/frameworks/native/power_mgr_client.cpp
index 43a5e65e0bd985844f834584443f2686ce553f11..4538fb40f49f74860a201056e2ef5c80082d1a95 100644
--- a/frameworks/native/power_mgr_client.cpp
+++ b/frameworks/native/power_mgr_client.cpp
@@ -46,7 +46,7 @@ std::vector<std::weak_ptr<RunningLock>> PowerMgrClient::runningLocks_;
 std::mutex PowerMgrClient::runningLocksMutex_;
 std::mutex g_instanceMutex;
 constexpr int32_t MAX_VERSION_STRING_SIZE = 4;
-constexpr int32_t PARAM_MAX_NUM = 10;
+constexpr uint32_t PARAM_MAX_NUM = 10;
 
 PowerMgrClient::PowerMgrClient()
 {
@@ -573,9 +573,9 @@ std::string PowerMgrClient::Dump(const std::vector<std::string>& args)
     sptr<IPowerMgr> proxy = GetPowerMgrProxy();
     RETURN_IF_WITH_RET(proxy == nullptr, error);
     std::string returnDump = "remote error";
-    int32_t argc = args.size();
+    uint32_t argc = args.size();
     if (argc >= PARAM_MAX_NUM) {
-        POWER_HILOGW(COMP_FWK, "params exceed limit, argc=%{public}d", argc);
+        POWER_HILOGW(COMP_FWK, "params exceed limit, argc=%{public}u", argc);
         return returnDump;
     }
     proxy->ShellDumpIpc(args, argc, returnDump);
diff --git a/frameworks/native/running_lock_info.cpp b/frameworks/native/running_lock_info.cpp
index 38f62c0b1dca0a84421c7cd9b261d46a2d2c4050..b55dbd04b582089485b3466aa4a53ea7289cdf2d 100644
--- a/frameworks/native/running_lock_info.cpp
+++ b/frameworks/native/running_lock_info.cpp
@@ -22,7 +22,6 @@
 
 namespace OHOS {
 namespace PowerMgr {
-constexpr uint32_t MAX_PROXY_RUNNINGLOCK_NUM = 2000;
 bool RunningLockInfo::ReadFromParcel(Parcel& parcel)
 {
     uint32_t readType;
@@ -68,6 +67,7 @@ bool RunningLockInfo::Marshalling(Parcel& parcel) const
 
 bool VectorPair::Marshalling(Parcel& parcel) const
 {
+    constexpr uint32_t MAX_PROXY_RUNNINGLOCK_NUM = 2000;
     size_t size = processInfos_.size();
     RETURN_IF_WRITE_PARCEL_FAILED_WITH_RET(parcel, Int32, size, false);
     if (size > MAX_PROXY_RUNNINGLOCK_NUM) {
@@ -83,6 +83,7 @@ bool VectorPair::Marshalling(Parcel& parcel) const
 
 VectorPair* VectorPair::Unmarshalling(Parcel& parcel)
 {
+    constexpr int32_t MAX_PROXY_RUNNINGLOCK_NUM = 2000;
     auto vectorPairPtr = std::make_unique<VectorPair>();
 
     int32_t size {0};
diff --git a/services/native/src/power_mgr_service_ipc_adapter.cpp b/services/native/src/power_mgr_service_ipc_adapter.cpp
index 530154c1db2502f8b3ab1e606123036c3c6f7c06..6e18c17db4ab6e4f3c12738407cd93e1b7804c9b 100644
--- a/services/native/src/power_mgr_service_ipc_adapter.cpp
+++ b/services/native/src/power_mgr_service_ipc_adapter.cpp
@@ -199,7 +199,7 @@ int32_t PowerMgrServiceAdapter::QueryRunningLockListsIpc(std::map<std::string, R
 {
     PowerXCollie powerXCollie("PowerMgrServiceAdapter::QueryRunningLockLists", true);
     QueryRunningLockLists(runningLockLists);
-    int32_t num = runningLockLists.size();
+    int32_t num = static_cast<int32_t>(runningLockLists.size());
     RETURN_IF_WITH_RET(num > MAX_PARAM_NUM, INIT_VALUE);
     return ERR_OK;
 }