diff --git a/src/openrct2/core/File.cpp b/src/openrct2/core/File.cpp
index 7143b671ea..76591c2760 100644
--- a/src/openrct2/core/File.cpp
+++ b/src/openrct2/core/File.cpp
@@ -131,7 +131,8 @@ namespace File
             FILETIME ftCreate, ftAccess, ftWrite;
             if (GetFileTime(hFile, &ftCreate, &ftAccess, &ftWrite))
             {
-                lastModified = ((uint64_t)ftWrite.dwHighDateTime << 32ULL) | (uint64_t)ftWrite.dwLowDateTime;
+                lastModified = (static_cast<uint64_t>(ftWrite.dwHighDateTime) << 32ULL)
+                    | static_cast<uint64_t>(ftWrite.dwLowDateTime);
             }
             CloseHandle(hFile);
         }