diff --git a/examples/platform/silabs/SiWx917/LEDWidget.h b/examples/platform/silabs/SiWx917/LEDWidget.h
index 44fb1937ee0f33..f033cb26c50f64 100644
--- a/examples/platform/silabs/SiWx917/LEDWidget.h
+++ b/examples/platform/silabs/SiWx917/LEDWidget.h
@@ -19,12 +19,9 @@
 
 #pragma once
 
+#include "rsi_board.h"
 #include <stdint.h>
 
-extern "C" void RSI_Board_LED_Set(int, bool);
-extern "C" void RSI_Board_LED_Toggle(int);
-extern "C" bool RSI_Board_LED_GetState(int);
-
 class LEDWidget
 {
 public:
diff --git a/src/platform/silabs/efr32/BUILD.gn b/src/platform/silabs/efr32/BUILD.gn
index 5d5bde61f33f4b..1f43416c8013bb 100644
--- a/src/platform/silabs/efr32/BUILD.gn
+++ b/src/platform/silabs/efr32/BUILD.gn
@@ -131,7 +131,7 @@ static_library("efr32") {
       "wifi/wifi_config.h",
     ]
 
-    if (use_wf200 || use_rs9116) {
+    if (use_wf200 || use_rs9116 || use_SiWx917) {
       sources += [
         "wifi/dhcp_client.cpp",
         "wifi/dhcp_client.h",
diff --git a/third_party/silabs/efr32_sdk.gni b/third_party/silabs/efr32_sdk.gni
index 6926ae35e79f10..55ff1066d214ff 100644
--- a/third_party/silabs/efr32_sdk.gni
+++ b/third_party/silabs/efr32_sdk.gni
@@ -273,7 +273,7 @@ template("efr32_sdk") {
         ]
       }
 
-      if (use_wf200 || use_rs9116) {
+      if (use_wf200 || use_rs9116 || use_SiWx917) {
         import("${chip_root}/src/platform/silabs/efr32/wifi_args.gni")
 
         defines += [ "LWIP_NETIF_API=1" ]