diff --git a/src/platform/nrfconnect/SystemPlatformConfig.h b/src/platform/nrfconnect/SystemPlatformConfig.h
index ce0df4d..60d9c35 100644
--- a/src/platform/nrfconnect/SystemPlatformConfig.h
+++ b/src/platform/nrfconnect/SystemPlatformConfig.h
@@ -51,4 +51,18 @@
 #define CHIP_SYSTEM_CONFIG_PACKETBUFFER_POOL_SIZE 8
 #endif
 
+#ifndef CHIP_SYSTEM_CONFIG_PACKETBUFFER_CAPACITY_MAX
+#ifdef CONFIG_WIFI_NRF700X
+// Minimal mDNS uses Matter packet buffers, so as long as minimal mDNS is used
+// in Nordic's Wi-Fi solution, the packet buffers must be a bit bigger than what
+// is required by Matter.
+#define CHIP_SYSTEM_CONFIG_PACKETBUFFER_CAPACITY_MAX CONFIG_NRF_WIFI_IFACE_MTU
+#else
+// Matter specification requires that Matter messages fit in IPV6 MTU of 1280B
+// unless for large messages that can be sent over BTP or TCP. But those will
+// likely require a separate buffer pool or employ chained buffers.
+#define CHIP_SYSTEM_CONFIG_PACKETBUFFER_CAPACITY_MAX 1280
+#endif // CONFIG_WIFI_NRF700X
+#endif // CHIP_SYSTEM_CONFIG_PACKETBUFFER_CAPACITY_MAX
+
 // ========== Platform-specific Configuration Overrides =========