diff --git a/mapped_file.cpp b/mapped_file.cpp
index c724da8..88b9a0e 100644
--- a/mapped_file.cpp
+++ b/mapped_file.cpp
@@ -16,6 +16,8 @@
 #include <algorithm>
 #include <libscerror.hpp>
 
+using namespace sc::io;
+
 mapped_file::mapped_file(const std::string& path) : std::istream {&_membuf} {
     open(path);
 }