diff --git a/sys/arm64/conf/std.arm64 b/sys/arm64/conf/std.arm64
--- a/sys/arm64/conf/std.arm64
+++ b/sys/arm64/conf/std.arm64
@@ -16,6 +16,7 @@
 options 	ROUTE_MPATH		# Multipath routing support
 options 	FIB_ALGO		# Modular fib lookups
 options 	TCP_OFFLOAD		# TCP offload
+options 	TCP_BLACKBOX		# Enhanced TCP event logging
 options 	TCP_HHOOK		# hhook(9) framework for TCP
 options 	TCP_RFC7413		# TCP Fast Open
 options 	SCTP_SUPPORT		# Allow kldload of SCTP
diff --git a/sys/riscv/conf/GENERIC b/sys/riscv/conf/GENERIC
--- a/sys/riscv/conf/GENERIC
+++ b/sys/riscv/conf/GENERIC
@@ -33,6 +33,8 @@
 options 	IPSEC_SUPPORT		# Allow kldload of ipsec and tcpmd5
 options		ROUTE_MPATH		# Multipath routing support
 options 	TCP_OFFLOAD		# TCP offload
+options 	TCP_BLACKBOX		# Enhanced TCP event logging
+options 	TCP_RFC7413		# TCP Fast Open
 options 	SCTP_SUPPORT		# Allow kldload of SCTP
 options 	FFS			# Berkeley Fast Filesystem
 options 	SOFTUPDATES		# Enable FFS soft updates support