diff --git a/frameworks/core/components_ng/pattern/waterflow/water_flow_pattern.cpp b/frameworks/core/components_ng/pattern/waterflow/water_flow_pattern.cpp
index 85608c51597..66d9a0784ff 100644
--- a/frameworks/core/components_ng/pattern/waterflow/water_flow_pattern.cpp
+++ b/frameworks/core/components_ng/pattern/waterflow/water_flow_pattern.cpp
@@ -484,7 +484,7 @@ void WaterFlowPattern::OnSectionChangedNow(int32_t start)
     CHECK_NULL_VOID(host);
     int32_t childUpdateIdx = host->GetChildrenUpdated();
     if (sections_->IsSpecialUpdateCAPI(childUpdateIdx)) {
-        start += sections_->GetSectionInfo().size();
+        start += static_cast<int32_t>(sections_->GetSectionInfo().size());
     }
     info->InitSegments(sections_->GetSectionInfo(), start);
     info->margins_.clear();
diff --git a/frameworks/core/image/image_file_cache.cpp b/frameworks/core/image/image_file_cache.cpp
index 1c0b08f4923..b1824cb2445 100644
--- a/frameworks/core/image/image_file_cache.cpp
+++ b/frameworks/core/image/image_file_cache.cpp
@@ -301,7 +301,7 @@ void ImageFileCache::ConvertToAstcAndWriteToFile(const std::string& fileCacheKey
         removeVector.push_back(filePath);
 
         auto infoIter = fileNameToFileInfoPos_[fileCacheKey];
-        cacheFileSize_ = cacheFileSize_ + packedSize - infoIter->fileSize;
+        cacheFileSize_ = cacheFileSize_ + static_cast<size_t>(packedSize) - infoIter->fileSize;
         infoIter->fileName = astcFileName;
         infoIter->fileSize = static_cast<uint64_t>(packedSize);
     }