diff --git a/lib/sam.c b/lib/sam.c

index 1596ae2..59d247f 100644

--- a/lib/sam.c

+++ b/lib/sam.c

@@ -61,6 +61,7 @@

 #include <stdio.h>

 #include <sys/wait.h>

 #include <signal.h>

+#include <poll.h>

 #define SAM_CMAP_S_FAILED		"failed"

 #define SAM_CMAP_S_REGISTERED		"stopped"