diff --git a/frameworks/core/interfaces/native/implementation/system_ops_accessor.cpp b/frameworks/core/interfaces/native/implementation/system_ops_accessor.cpp
index ed43158d3a0d1472929a25a06f4e6a641565e5fc..bcfe213d4ff44bb9d13cf4b946b4d2384e1b9321 100644
--- a/frameworks/core/interfaces/native/implementation/system_ops_accessor.cpp
+++ b/frameworks/core/interfaces/native/implementation/system_ops_accessor.cpp
@@ -63,7 +63,7 @@ Ark_Int32 GetResourceIdImpl(const Ark_String* bundleName,
     auto resourceAdapter = ResourceManager::GetInstance().GetOrCreateResourceAdapter(resourceObject);
     CHECK_NULL_RETURN(resourceAdapter, -1);
     uint32_t resId = resourceAdapter->GetResId(resourceStr);
-    return resId;
+    return static_cast<Ark_Int32>(resId);
 }
 } // SystemOpsAccessor
 const GENERATED_ArkUISystemOpsAccessor* GetSystemOpsAccessor()
diff --git a/frameworks/core/interfaces/native/utility/converter.cpp b/frameworks/core/interfaces/native/utility/converter.cpp
index 5e836a4763823c5d257081491eb29a96e3681459..232a99ebd255a74cf99429e2a86646f1a5c3f274 100644
--- a/frameworks/core/interfaces/native/utility/converter.cpp
+++ b/frameworks/core/interfaces/native/utility/converter.cpp
@@ -2199,7 +2199,7 @@ std::vector<uint32_t> Convert(const Ark_Buffer& src)
     auto array = (src.data != nullptr) ? static_cast<uint32_t*>(src.data) : nullptr;
     auto size = src.length / sizeof(uint32_t);
     if (array && size > 0) {
-        for (int64_t idx = 0; idx < size; idx++) {
+        for (int64_t idx = 0; idx < static_cast<int64_t>(size); idx++) {
             dataArray.push_back(array[idx]);
         }
     }
diff --git a/frameworks/core/interfaces/native/utility/reverse_converter.cpp b/frameworks/core/interfaces/native/utility/reverse_converter.cpp
index 3f4007b76bdc6562b45678e57a0e2e5b836591ac..0a7ba148f78017abf7a737deb145d1c350c400fc 100644
--- a/frameworks/core/interfaces/native/utility/reverse_converter.cpp
+++ b/frameworks/core/interfaces/native/utility/reverse_converter.cpp
@@ -300,7 +300,7 @@ void AssignArkValue(Ark_Date& dst, const std::string& src)
     tm.tm_mon = date.GetMonth() - 1; // tm_mon from 0 to 11
     tm.tm_mday = date.GetDay();
     tm.tm_hour = time.GetHour();
-    tm.tm_min = time.GetMinute();
+    tm.tm_min = static_cast<int>(time.GetMinute());
     tm.tm_sec = time.GetSecond();
     auto timestamp = std::chrono::system_clock::from_time_t(std::mktime(&tm));
     auto duration = timestamp.time_since_epoch();
diff --git a/frameworks/core/interfaces/native/utility/reverse_converter.h b/frameworks/core/interfaces/native/utility/reverse_converter.h
index a407d8e130b6050c9b610b01fc55140a91683a56..a2b831afe2d51deff3ff40b8acd251ccacdef943 100644
--- a/frameworks/core/interfaces/native/utility/reverse_converter.h
+++ b/frameworks/core/interfaces/native/utility/reverse_converter.h
@@ -123,7 +123,7 @@ namespace OHOS::Ace::NG::Converter {
             dst = ctx->Store(src);
         } else {
             dst.chars = src.data();
-            dst.length = src.size();
+            dst.length = static_cast<int32_t>(src.size());
         }
     }