diff --git a/src/tool_operate.c b/src/tool_operate.c
index 54a11f6534c411998272e94191d01c789deb51fc..26662aec5b2255a910a1d65e7fdbd2baaf308a52 100644
--- a/src/tool_operate.c
+++ b/src/tool_operate.c
@@ -35,10 +35,6 @@
 #  include <locale.h>
 #endif
 
-#ifdef HAVE_NETINET_TCP_H
-#  include <netinet/tcp.h>
-#endif
-
 #ifdef __VMS
 #  include <fabdef.h>
 #endif