diff --git a/examples/simple_repeater/main.cpp b/examples/simple_repeater/main.cpp
index 2484ca9ba5..a556062881 100644
--- a/examples/simple_repeater/main.cpp
+++ b/examples/simple_repeater/main.cpp
@@ -209,5 +209,8 @@ void loop() {
       board.sleep(30); // Sleep. Wake up after a while or when receiving a LoRa packet
     }
 #endif
+  } else {
+    // Small delay to prevent busy loop on platforms without power saving
+    delay(1);
   }
 }
diff --git a/variants/linux/LinuxBoard.h b/variants/linux/LinuxBoard.h
index 81b481400c..9aabb09156 100644
--- a/variants/linux/LinuxBoard.h
+++ b/variants/linux/LinuxBoard.h
@@ -5,6 +5,7 @@
 #include <sys/time.h>
 #include <sys/stat.h>
 #include <errno.h>
+#include <unistd.h>
 #include <RadioLib.h>
 #include <helpers/KeyValueStore.h>
 
@@ -79,6 +80,14 @@ class LinuxBoard : public mesh::MainBoard {
   // is a no-op, matching ESP32Board/NRF52Board/STM32Board.
   void attachDynamicPrefs(KeyValueStore* prefs) { }
 
+  void sleep(uint32_t secs) override {
+    if (secs > 0) {
+      ::sleep(secs);
+    } else {
+      usleep(10000); // 10ms delay to prevent busy loop
+    }
+  }
+
   LinuxConfig config;
 };