diff --git a/tests/sys/netpfil/pf/checksum.sh b/tests/sys/netpfil/pf/checksum.sh
index 778ae1cd6e9f..836bc1233963 100644
--- a/tests/sys/netpfil/pf/checksum.sh
+++ b/tests/sys/netpfil/pf/checksum.sh
@@ -32,6 +32,7 @@ unaligned_head()
 {
 	atf_set descr 'Test unaligned checksum updates'
 	atf_set require.user root
+	atf_set require.progs scapy
 }
 
 unaligned_body()
diff --git a/tests/sys/netpfil/pf/dup.sh b/tests/sys/netpfil/pf/dup.sh
index 7b9a91804e96..3b3bef976fc2 100644
--- a/tests/sys/netpfil/pf/dup.sh
+++ b/tests/sys/netpfil/pf/dup.sh
@@ -30,10 +30,11 @@
 common_dir=$(atf_get_srcdir)/../common
 
 atf_test_case "dup_to" "cleanup"
-do_to_head()
+dup_to_head()
 {
 	atf_set descr 'dup-to test'
 	atf_set require.user root
+	atf_set require.progs scapy
 }
 
 dup_to_body()