diff --git a/bpf_progs/bpf_tethering.h b/bpf_progs/bpf_tethering.h
index 6512ef4..9dae6c9 100644
--- a/bpf_progs/bpf_tethering.h
+++ b/bpf_progs/bpf_tethering.h
@@ -31,7 +31,8 @@
     ERR(INVALID_IPV6_VERSION) \
     ERR(LOW_TTL)              \
     ERR(INVALID_TCP_HEADER)   \
-    ERR(TCP_CONTROL_PACKET)   \
+    ERR(TCPV4_CONTROL_PACKET) \
+    ERR(TCPV6_CONTROL_PACKET) \
     ERR(NON_GLOBAL_SRC)       \
     ERR(NON_GLOBAL_DST)       \
     ERR(LOCAL_SRC_DST)        \