diff --git a/src/wifi/test/wifi-dynamic-bw-op-test.cc b/src/wifi/test/wifi-dynamic-bw-op-test.cc
index f49234ba0..3e243e0dd 100644
--- a/src/wifi/test/wifi-dynamic-bw-op-test.cc
+++ b/src/wifi/test/wifi-dynamic-bw-op-test.cc
@@ -123,6 +123,7 @@ WifiUseAvailBwTest::Transmit(uint8_t bss,
 {
     auto psdu = psduMap.begin()->second;
     Time now = Simulator::Now();
+    const auto band = DynamicCast<WifiNetDevice>(m_apDevices.Get(0))->GetPhy()->GetPhyBand();
 
     // Log all frames that are not management frames (we are only interested in data
     // frames and acknowledgments) and have been transmitted after 400ms (so as to
@@ -130,7 +131,7 @@ WifiUseAvailBwTest::Transmit(uint8_t bss,
     if (!psdu->GetHeader(0).IsMgt() && now > MilliSeconds(400))
     {
         m_txPsdus.push_back({now,
-                             WifiPhy::CalculateTxDuration(psduMap, txVector, WIFI_PHY_BAND_5GHZ),
+                             WifiPhy::CalculateTxDuration(psduMap, txVector, band),
                              bss,
                              psdu->GetHeader(0),
                              psdu->GetNMpdus(),
@@ -140,8 +141,8 @@ WifiUseAvailBwTest::Transmit(uint8_t bss,
     NS_LOG_INFO(now << " BSS " << +bss << " " << psdu->GetHeader(0).GetTypeString() << " seq "
                     << psdu->GetHeader(0).GetSequenceNumber() << " to " << psdu->GetAddr1()
                     << " #MPDUs " << psdu->GetNMpdus() << " size " << psdu->GetSize()
-                    << " TX duration "
-                    << WifiPhy::CalculateTxDuration(psduMap, txVector, WIFI_PHY_BAND_5GHZ) << "\n"
+                    << " TX duration " << WifiPhy::CalculateTxDuration(psduMap, txVector, band)
+                    << "\n"
                     << "TXVECTOR " << txVector << "\n");
 
     // when AP of BSS 1 starts transmitting (after 1.5 s), we generate packets
@@ -191,11 +192,16 @@ WifiUseAvailBwTest::DoRun()
     SpectrumWifiPhyHelper phy;
     phy.SetChannel(spectrumChannel);
 
+    // increase TX power to ensure signal spread over 160 MHz will trigger CCA busy indication on
+    // each 20 MHz subchannel
+    phy.Set("TxPowerStart", DoubleValue(20));
+    phy.Set("TxPowerEnd", DoubleValue(20));
+
     WifiHelper wifi;
-    wifi.SetStandard(WIFI_STANDARD_80211ax);
+    wifi.SetStandard(WIFI_STANDARD_80211be);
     wifi.SetRemoteStationManager("ns3::ConstantRateWifiManager",
                                  "DataMode",
-                                 StringValue("HeMcs0"),
+                                 StringValue("EhtMcs0"),
                                  "ControlMode",
                                  StringValue("OfdmRate6Mbps"));
 
@@ -464,6 +470,23 @@ WifiDynamicBwOpTestSuite::WifiDynamicBwOpTestSuite()
     AddTestCase(
         new WifiUseAvailBwTest({"{50, 160, BAND_5GHZ, 5}", "{42, 80, BAND_5GHZ, 2}"}, MHz_u{80}),
         TestCase::Duration::QUICK);
+    // clang-format off
+    /**
+     *                                                                                 ───────────────────────────── primary 160 ─────────────────────────────
+     *                                                                                                    primary20
+     *          ┌────────┬────────┬────────┬────────┬───────┬────────┬────────┬────────┌────────┬────────┬────────┬────────┬───────┬────────┬────────┬────────┐
+     *  BSS 0   │   1    │   5    │   9    │   13   │  17   │   21   │   25   │   29   │   33   │   37   │   41   │   45   │  49   │   53   │   57   │   61   │
+     *          └────────┴────────┴────────┴────────┴───────┴────────┴────────┴────────└────────┴────────┴────────┴────────┴───────┴────────┴────────┴────────┘
+     *
+     *          ┌────────┬────────┬────────┬────────┬───────┬────────┬────────┬────────┐
+     *  BSS 1   │   1    │   5    │   9    │   13   │  17   │   21   │   25   │   29   │
+     *          └────────┴────────┴────────┴────────┴───────┴────────┴────────┴────────┘
+     *                                                                         primary20
+     */
+    // clang-format on
+    AddTestCase(
+        new WifiUseAvailBwTest({"{31, 320, BAND_6GHZ, 10}", "{15, 160, BAND_6GHZ, 7}"}, 160),
+        TestCase::Duration::QUICK);
 }
 
 static WifiDynamicBwOpTestSuite g_wifiDynamicBwOpTestSuite; ///< the test suite