diff --git a/tests/host/common/Arduino.cpp b/tests/host/common/Arduino.cpp
index 4f8606bbd..8a0162b47 100644
--- a/tests/host/common/Arduino.cpp
+++ b/tests/host/common/Arduino.cpp
@@ -44,7 +44,7 @@ extern "C" bool can_yield()
 
 extern "C" void optimistic_yield (uint32_t interval_us)
 {
-    usleep(interval_us);
+    (void)interval_us;
 }
 
 extern "C" void esp_yield()