diff --git a/examples/wireless/wifi-spectrum-saturation-example.cc b/examples/wireless/wifi-spectrum-saturation-example.cc
index 11dd67263..ee7135523 100644
--- a/examples/wireless/wifi-spectrum-saturation-example.cc
+++ b/examples/wireless/wifi-spectrum-saturation-example.cc
@@ -141,22 +141,22 @@ main(int argc, char* argv[])
         NodeContainer wifiApNode;
         wifiApNode.Create(1);
 
-        YansWifiPhyHelper phy;
+        YansWifiPhyHelper yansPhy;
         SpectrumWifiPhyHelper spectrumPhy;
         if (wifiType == "ns3::YansWifiPhy")
         {
             YansWifiChannelHelper channel;
             channel.AddPropagationLoss("ns3::FriisPropagationLossModel");
             channel.SetPropagationDelay("ns3::ConstantSpeedPropagationDelayModel");
-            phy.SetChannel(channel.Create());
-            phy.Set("TxPowerStart", DoubleValue(1));
-            phy.Set("TxPowerEnd", DoubleValue(1));
+            yansPhy.SetChannel(channel.Create());
+            yansPhy.Set("TxPowerStart", DoubleValue(1));
+            yansPhy.Set("TxPowerEnd", DoubleValue(1));
 
             if (i > 31 && i <= 63)
             {
-                phy.Set("Antennas", UintegerValue(2));
-                phy.Set("MaxSupportedTxSpatialStreams", UintegerValue(2));
-                phy.Set("MaxSupportedRxSpatialStreams", UintegerValue(2));
+                yansPhy.Set("Antennas", UintegerValue(2));
+                yansPhy.Set("MaxSupportedTxSpatialStreams", UintegerValue(2));
+                yansPhy.Set("MaxSupportedRxSpatialStreams", UintegerValue(2));
             }
         }
         else if (wifiType == "ns3::SpectrumWifiPhy")
@@ -535,20 +535,20 @@ main(int argc, char* argv[])
         if (wifiType == "ns3::YansWifiPhy")
         {
             mac.SetType("ns3::StaWifiMac", "Ssid", SsidValue(ssid));
-            phy.Set("ChannelSettings", StringValue(channelStr));
+            yansPhy.Set("ChannelSettings", StringValue(channelStr));
 
-            staDevice = wifi.Install(phy, mac, wifiStaNode);
+            staDevice = wifi.Install(yansPhy, mac, wifiStaNode);
             mac.SetType("ns3::ApWifiMac", "Ssid", SsidValue(ssid));
-            phy.Set("ChannelSettings", StringValue(channelStr));
-            apDevice = wifi.Install(phy, mac, wifiApNode);
+            yansPhy.Set("ChannelSettings", StringValue(channelStr));
+            apDevice = wifi.Install(yansPhy, mac, wifiApNode);
         }
         else if (wifiType == "ns3::SpectrumWifiPhy")
         {
             mac.SetType("ns3::StaWifiMac", "Ssid", SsidValue(ssid));
-            phy.Set("ChannelSettings", StringValue(channelStr));
+            spectrumPhy.Set("ChannelSettings", StringValue(channelStr));
             staDevice = wifi.Install(spectrumPhy, mac, wifiStaNode);
             mac.SetType("ns3::ApWifiMac", "Ssid", SsidValue(ssid));
-            phy.Set("ChannelSettings", StringValue(channelStr));
+            spectrumPhy.Set("ChannelSettings", StringValue(channelStr));
             apDevice = wifi.Install(spectrumPhy, mac, wifiApNode);
         }
 
@@ -602,6 +602,9 @@ main(int argc, char* argv[])
 
         if (enablePcap)
         {
+            auto& phy =
+                (wifiType == "ns3::YansWifiPhy" ? dynamic_cast<WifiPhyHelper&>(yansPhy)
+                                                : dynamic_cast<WifiPhyHelper&>(spectrumPhy));
             phy.SetPcapDataLinkType(WifiPhyHelper::DLT_IEEE802_11_RADIO);
             std::stringstream ss;
             ss << "wifi-spectrum-saturation-example-" << i;