diff --git a/ports/mimxrt/mpconfigport.h b/ports/mimxrt/mpconfigport.h
index 65b91675a5..e6b15e1b71 100644
--- a/ports/mimxrt/mpconfigport.h
+++ b/ports/mimxrt/mpconfigport.h
@@ -58,6 +58,7 @@
 #define MICROPY_PY_BUILTINS_FILTER          (0)
 #define MICROPY_PY_BUILTINS_REVERSED        (1)
 #define MICROPY_PY_BUILTINS_MIN_MAX         (0)
+#define MICROPY_PY_BUILTINS_HELP            (1)
 #define MICROPY_PY___FILE__                 (0)
 #define MICROPY_PY_MICROPYTHON_MEM_INFO     (1)
 #define MICROPY_PY_ARRAY_SLICE_ASSIGN       (1)