diff --git a/ports/atmel-samd/supervisor/port.c b/ports/atmel-samd/supervisor/port.c
index 5038d2550c..ccff352443 100644
--- a/ports/atmel-samd/supervisor/port.c
+++ b/ports/atmel-samd/supervisor/port.c
@@ -109,6 +109,7 @@
 #include "shared-bindings/rtc/__init__.h"
 #include "shared_timers.h"
 #include "reset.h"
+#include "common-hal/pulseio/PulseIn.h"
 
 #include "supervisor/background_callback.h"
 #include "supervisor/shared/safe_mode.h"
diff --git a/ports/espressif/modules/none.c b/ports/espressif/modules/none.c
index 9b5433bd9d..aa751bf3f4 100644
--- a/ports/espressif/modules/none.c
+++ b/ports/espressif/modules/none.c
@@ -24,5 +24,7 @@
  * THE SOFTWARE.
  */
 
+#include "modules/module.h"
+
 void never_reset_module_internal_pins(void) {
 }
diff --git a/supervisor/supervisor.mk b/supervisor/supervisor.mk
index 6789ab32ea..3270f76ed1 100644
--- a/supervisor/supervisor.mk
+++ b/supervisor/supervisor.mk
@@ -137,6 +137,9 @@ else
   endif
 endif
 
+SRC_TINYUSB = $(filter lib/tinyusb/%.c, $(SRC_SUPERVISOR))
+$(patsubst %.c,$(BUILD)/%.o,$(SRC_TINYUSB)): CFLAGS += -Wno-missing-prototypes
+
 SUPERVISOR_O = $(addprefix $(BUILD)/, $(SRC_SUPERVISOR:.c=.o))
 
 ifeq ($(CIRCUITPY_DISPLAYIO), 1)