diff --git a/ports/mimxrt10xx/common-hal/analogio/AnalogOut.c b/ports/mimxrt10xx/common-hal/analogio/AnalogOut.c
index 6e34a72178..3d072627a4 100644
--- a/ports/mimxrt10xx/common-hal/analogio/AnalogOut.c
+++ b/ports/mimxrt10xx/common-hal/analogio/AnalogOut.c
@@ -32,7 +32,7 @@
 #include "supervisor/shared/translate.h"
 
 void common_hal_analogio_analogout_construct(analogio_analogout_obj_t* self, const mcu_pin_obj_t *pin) {
-    mp_raise_RuntimeError(translate("AnalogOut functionality not supported"));
+    mp_raise_NotImplementedError(translate("AnalogOut functionality not supported"));
 }
 
 bool common_hal_analogio_analogout_deinited(analogio_analogout_obj_t *self) {