diff --git a/ports/nrf/mpconfigport.h b/ports/nrf/mpconfigport.h
index 2eccced08..2d7d57606 100644
--- a/ports/nrf/mpconfigport.h
+++ b/ports/nrf/mpconfigport.h
@@ -103,10 +103,11 @@
 #define MICROPY_PY_BUILTINS_HELP    (1)
 #define MICROPY_PY_BUILTINS_HELP_TEXT nrf5_help_text
 #define MICROPY_PY_BUILTINS_HELP_MODULES (1)
+#define MICROPY_PY_BUILTINS_INPUT   (1)
 #define MICROPY_MODULE_BUILTIN_INIT (1)
 #define MICROPY_PY_ALL_SPECIAL_METHODS (0)
 #define MICROPY_PY_MICROPYTHON_MEM_INFO (1)
-#define MICROPY_PY_ARRAY_SLICE_ASSIGN (0)
+#define MICROPY_PY_ARRAY_SLICE_ASSIGN (1)
 #define MICROPY_PY_BUILTINS_SLICE_ATTRS (0)
 #define MICROPY_PY_SYS_EXIT         (1)
 #define MICROPY_PY_SYS_MAXSIZE      (1)