diff --git a/include/sot/core/parameter-server.hh b/include/sot/core/parameter-server.hh
index 34b32de8d0b3e0c544a94c3d7ab06b21c562a247..e3a3853397c537d1137b4f6392b6f83d48a54d96 100644
--- a/include/sot/core/parameter-server.hh
+++ b/include/sot/core/parameter-server.hh
@@ -35,7 +35,6 @@
 /* --- INCLUDE --------------------------------------------------------- */
 /* --------------------------------------------------------------------- */
 
-#include <sstream>
 #include "boost/assign.hpp"
 #include <dynamic-graph/signal-helper.h>
 #include <map>