diff --git a/hostapd/hostapd.conf b/hostapd/hostapd.conf
index c5e74a6..bc4a0f6 100644
--- a/hostapd/hostapd.conf
+++ b/hostapd/hostapd.conf
@@ -1027,6 +1027,19 @@
 #eht_oper_chwidth (see vht_oper_chwidth)
 #eht_oper_centr_freq_seg0_idx
 
+# Disabled subchannel bitmap (16 bits) as per IEEE P802.11be/3.0,
+# Figure 9-1002c (EHT Operation Information field format). Each bit corresponds
+# to a 20 MHz channel, the lowest bit corresponds to the lowest frequency. A
+# bit set to 1 indicates that the channel is punctured (disabled). The default
+# value is 0 indicating that all channels are active.
+#punct_bitmap=0
+
+# Preamble puncturing threshold in automatic channel selection (ACS).
+# The value indicates the percentage of ideal channel average interference
+# factor above which a channel should be punctured.
+# Default is 0, indicates that ACS algorithm should not puncture any channel.
+#punct_acs_threshold=75
+
 ##### IEEE 802.1X-2004 related configuration ##################################
 
 # Require IEEE 802.1X authorization
@@ -1117,6 +1130,14 @@
 # 0: No replay window, strict check (default)
 # 1..2^32-1: number of packets that could be misordered
 #
+# macsec_offload: IEEE 802.1X/MACsec hardware offload
+# This setting applies only when MACsec is in use, i.e.,
+#  - macsec_policy is enabled
+#  - the key server has decided to enable MACsec
+# 0 = MACSEC_OFFLOAD_OFF (default)
+# 1 = MACSEC_OFFLOAD_PHY
+# 2 = MACSEC_OFFLOAD_MAC
+#
 # macsec_port: IEEE 802.1X/MACsec port
 # Port component of the SCI
 # Range: 1-65534 (default: 1)
@@ -2112,6 +2133,8 @@
 # If fils_discovery_max_interval is non-zero, the AP enables FILS Discovery
 # frame transmission. These values use TUs as the unit and have allowed range
 # of 0-10000. fils_discovery_min_interval defaults to 20.
+# This feature is currently supported only when ieee80211ax is enabled for
+# the radio and disable_11ax is not set for the BSS.
 #fils_discovery_min_interval=20
 #fils_discovery_max_interval=0