diff --git a/src/plasp/sas/Description.cpp b/src/plasp/sas/Description.cpp
index 41e876a..175f35c 100644
--- a/src/plasp/sas/Description.cpp
+++ b/src/plasp/sas/Description.cpp
@@ -1,6 +1,7 @@
 #include <plasp/sas/Description.h>
 
 #include <iostream>
+#include <fstream>
 
 #include <boost/filesystem.hpp>