diff --git a/owlps-positioning/src/outputterminal.cc b/owlps-positioning/src/outputterminal.cc
index 6736ef0..6473940 100644
--- a/owlps-positioning/src/outputterminal.cc
+++ b/owlps-positioning/src/outputterminal.cc
@@ -1,5 +1,6 @@
 #include "outputterminal.hh"
 #include "resultlist.hh"
+#include "configuration.hh"
 
 
 
@@ -16,4 +17,6 @@ void OutputTerminal::write(const ResultList &results)
     output_stream << "There is no result.\n" ;
   else
     output_stream << results << '\n' ;
+  if (Configuration::bool_value("flush-output-files"))
+    output_stream << std::flush ;
 }