diff --git a/ports/mimxrt/mpconfigport.h b/ports/mimxrt/mpconfigport.h
index e02de87bad..98e01abe13 100644
--- a/ports/mimxrt/mpconfigport.h
+++ b/ports/mimxrt/mpconfigport.h
@@ -125,7 +125,6 @@ extern const struct _mp_obj_module_t mp_module_utime;
     do { \
         extern void mp_handle_pending(bool); \
         mp_handle_pending(true); \
-        __WFE(); \
     } while (0);
 
 #define MICROPY_MAKE_POINTER_CALLABLE(p) ((void *)((mp_uint_t)(p) | 1))