diff --git a/SystemTools.cxx b/SystemTools.cxx
index 7f0fe1293038784580482f307b7e9b4d1f51054b..396822823d0d830dea1eb6bee17bdd7ebf4a0d65 100644
--- a/SystemTools.cxx
+++ b/SystemTools.cxx
@@ -37,6 +37,7 @@
 #include <sys/wait.h>
 #include <sys/ioctl.h>
 #include <unistd.h>
+#include <termios.h>
 #endif
 
 #if defined(_WIN32) && (defined(_MSC_VER) || defined(__BORLANDC__) || defined(__MINGW32__))