diff --git a/examples/platform/silabs/MatterConfig.cpp b/examples/platform/silabs/MatterConfig.cpp
index e224f79a24df51..6d7845f4889120 100644
--- a/examples/platform/silabs/MatterConfig.cpp
+++ b/examples/platform/silabs/MatterConfig.cpp
@@ -177,7 +177,8 @@ void application_start(void * unused)
 
     vTaskDelete(main_Task);
 }
-}
+} // namespace
+
 
 void SilabsMatterConfig::AppInit()
 {