diff --git a/src/platform/esp32/architecture.h b/src/platform/esp32/architecture.h
index 45ee7e6d4..da2d9d905 100644
--- a/src/platform/esp32/architecture.h
+++ b/src/platform/esp32/architecture.h
@@ -36,6 +36,9 @@
 #ifndef HAS_RTC
 #define HAS_RTC 1
 #endif
+#ifndef HAS_CPU_SHUTDOWN
+#define HAS_CPU_SHUTDOWN 1
+#endif
 
 #if defined(HAS_AXP192) || defined(HAS_AXP2101)
 #define HAS_PMU
diff --git a/src/platform/nrf52/architecture.h b/src/platform/nrf52/architecture.h
index f21635560..037e884cb 100644
--- a/src/platform/nrf52/architecture.h
+++ b/src/platform/nrf52/architecture.h
@@ -29,7 +29,7 @@
 #ifndef HAS_RADIO
 #define HAS_RADIO 1
 #endif
-#ifdef HAS_CPU_SHUTDOWN
+#ifndef HAS_CPU_SHUTDOWN
 #define HAS_CPU_SHUTDOWN 1
 #endif