diff --git a/gtests/net/packetdrill/Makefile.FreeBSD b/gtests/net/packetdrill/Makefile.FreeBSD
index a32f8271bd55dc70076328c97c4a13986bac30fa..079bb0c2db3622ed1f20508af6a67d8cddad30ef 100644
--- a/gtests/net/packetdrill/Makefile.FreeBSD
+++ b/gtests/net/packetdrill/Makefile.FreeBSD
@@ -1,2 +1,2 @@
-packetdrill-ext-libs := -lpthread -lpcap
+packetdrill-ext-libs := -lprocstat -lutil -lkvm -lelf -lpthread -lpcap
 .include "Makefile.common"