diff --git a/hasher-priv/net.c b/hasher-priv/net.c
index 2771289..3ef5b6a 100644
--- a/hasher-priv/net.c
+++ b/hasher-priv/net.c
@@ -5,6 +5,7 @@
 #include <string.h>
 #include <unistd.h>
 #include <sys/socket.h>
+#include <stdio.h>
 
 #include <net/if.h>
 #include <linux/rtnetlink.h>
@@ -20,7 +21,10 @@ void unshare_network(void)
 	} req;
 
 	if (unshare(CLONE_NEWNET) < 0)
-		error(EXIT_FAILURE, errno, "unshare CLONE_NEWNET");
+	{
+		perror("unshare CLONE_NEWNET");
+		return;
+	}
 
 	/* Setup loopback interface */