diff --git a/libretroshare/src/tcponudp/tcpstream.cc b/libretroshare/src/tcponudp/tcpstream.cc
index 2d5f476f4..ef8d7cb74 100644
--- a/libretroshare/src/tcponudp/tcpstream.cc
+++ b/libretroshare/src/tcponudp/tcpstream.cc
@@ -33,6 +33,7 @@
 #include <assert.h>
 #include <errno.h>
 #include <math.h>
+#include <limits.h>
 
 #include <sys/time.h>
 #include <time.h>