diff --git a/src/file.cpp b/src/file.cpp
index 3526da15d..9bf829c06 100644
--- a/src/file.cpp
+++ b/src/file.cpp
@@ -1221,7 +1221,7 @@ namespace libtorrent
 					ec.assign(errno, get_posix_category());
 					return -1;
 				}
-				ret += (std::min)(tmp_ret, size_type(size));
+				ret += (std::min)(tmp_ret, size);
 			}
 #endif // TORRENT_LINUX
 
@@ -1470,7 +1470,7 @@ namespace libtorrent
 					ec.assign(errno, get_posix_category());
 					return -1;
 				}
-				ret += (std::min)(tmp_ret, size_type(size));
+				ret += (std::min)(tmp_ret, size);
 			}
 #endif // TORRENT_LINUX