diff --git a/apps/snmp/snmp_stream.c b/apps/snmp/snmp_stream.c
index da250aff..7b8dca5c 100644
--- a/apps/snmp/snmp_stream.c
+++ b/apps/snmp/snmp_stream.c
@@ -40,6 +40,7 @@
 #include <stdlib.h>
 #include <unistd.h>
 #include <errno.h>
+#include <signal.h>
 
 /* cligen */
 #include <cligen/cligen.h>