diff --git a/mediapipe/tasks/cc/core/external_file_handler.cc b/mediapipe/tasks/cc/core/external_file_handler.cc
index c271f3dac..a56f03d55 100644
--- a/mediapipe/tasks/cc/core/external_file_handler.cc
+++ b/mediapipe/tasks/cc/core/external_file_handler.cc
@@ -66,13 +66,13 @@ using ::absl::StatusCode;
 // Gets the offset aligned to page size for mapping given files into memory by
 // file descriptor correctly, as according to mmap(2), the offset used in mmap
 // must be a multiple of sysconf(_SC_PAGE_SIZE).
-int64 GetPageSizeAlignedOffset(int64 offset) {
+int64_t GetPageSizeAlignedOffset(int64_t offset) {
 #ifdef _WIN32
   // mmap is not used on Windows
   return 0;
 #else
-  int64 aligned_offset = offset;
-  int64 page_size = sysconf(_SC_PAGE_SIZE);
+  int64_t aligned_offset = offset;
+  int64_t page_size = sysconf(_SC_PAGE_SIZE);
   if (offset % page_size != 0) {
     aligned_offset = offset / page_size * page_size;
   }