diff --git a/src/wifi/model/wifi-phy.cc b/src/wifi/model/wifi-phy.cc
index 0ec862751..60551e481 100644
--- a/src/wifi/model/wifi-phy.cc
+++ b/src/wifi/model/wifi-phy.cc
@@ -1839,6 +1839,13 @@ WifiPhy::GetPreviouslyRxPpduUid() const
     return m_previouslyRxPpduUid;
 }
 
+void
+WifiPhy::SetPreviouslyRxPpduUid(uint64_t uid)
+{
+    NS_ASSERT(m_standard >= WIFI_STANDARD_80211be);
+    m_previouslyRxPpduUid = uid;
+}
+
 void
 WifiPhy::Reset()
 {
diff --git a/src/wifi/model/wifi-phy.h b/src/wifi/model/wifi-phy.h
index c5ae2f21b..058065157 100644
--- a/src/wifi/model/wifi-phy.h
+++ b/src/wifi/model/wifi-phy.h
@@ -1122,6 +1122,18 @@ class WifiPhy : public Object
      */
     uint64_t GetPreviouslyRxPpduUid() const;
 
+    /**
+     * Set the UID of the previously received PPDU.
+     *
+     * \param uid the value for the UID of the previously received PPDU
+     *
+     * \note This method shall only be used in exceptional circumstances, such as when a PHY
+     * transmits a response to a Trigger Frame that was received by another PHY. This is the
+     * case, e.g., when an aux PHY of an EMLSR client receives an ICF but it is the main PHY
+     * that switches channel and transmits the response to the ICF.
+     */
+    void SetPreviouslyRxPpduUid(uint64_t uid);
+
     /**
      * \param currentChannelWidth channel width of the current transmission (MHz)
      * \return the width of the guard band (MHz)