diff --git a/src/system/SystemPacketBuffer.h b/src/system/SystemPacketBuffer.h
index 6be8a0a2725ded..3c9d9aa1ff5cc0 100644
--- a/src/system/SystemPacketBuffer.h
+++ b/src/system/SystemPacketBuffer.h
@@ -123,7 +123,7 @@ class DLL_EXPORT PacketBuffer : private pbuf
     /**
      * The maximum size buffer an application can allocate with no protocol header reserve.
      */
-#if CHIP_SYSTEM_PACKETBUFFER_FROM_LWIP_POOL
+#if CHIP_SYSTEM_CONFIG_USE_LWIP
     static constexpr uint16_t kMaxSizeWithoutReserve = LWIP_MEM_ALIGN_SIZE(PBUF_POOL_BUFSIZE);
 #else
     static constexpr uint16_t kMaxSizeWithoutReserve = CHIP_SYSTEM_CONFIG_PACKETBUFFER_CAPACITY_MAX;