diff --git a/ports/wch/Makefile b/ports/wch/Makefile
index abc34d5e4a037..a11d61535073d 100644
--- a/ports/wch/Makefile
+++ b/ports/wch/Makefile
@@ -44,7 +44,7 @@ SRC_C = \
 	shared/runtime/gchelper_generic.c \
 	shared/runtime/pyexec.c \
 	shared/runtime/stdout_helpers.c \
-	extmod/modutime.c
+        extmod/modtime.c
 
 SRC_C += $(wildcard $(SRC_DIR)*.c)
 
@@ -53,7 +53,7 @@ SRC_S += bsp/startup_ch32v30x_D8C.S
 SRC_C    += $(SRC_MOD)
 SRC_CXX  += $(SRC_MOD_CXX)
 SRC_QSTR += $(SRC_MOD) $(SRC_MOD_CXX)
-SRC_QSTR += pin.c pin_named_pins.c modmachine.c modutime.c
+SRC_QSTR += pin.c pin_named_pins.c modmachine.c modtime.c
 SRC_QSTR += shared/readline/readline.c shared/runtime/pyexec.c
 
 SRC_C    += $(BUILD)/pins_$(BOARD).c
diff --git a/ports/wch/modutime.c b/ports/wch/modtime.c
similarity index 94%
rename from ports/wch/modutime.c
rename to ports/wch/modtime.c
index 8191f494387ff..b523e0fe81e67 100644
--- a/ports/wch/modutime.c
+++ b/ports/wch/modtime.c
@@ -3,7 +3,7 @@
  *
  * The MIT License (MIT)
  *
- * Copyright (c) 2013, 2014 Damien P. George
+ * Copyright (c) 2013-2023 Damien P. George
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -28,7 +28,7 @@
 #include "shared/timeutils/timeutils.h"
 
 // Return the localtime as an 8-tuple.
-STATIC mp_obj_t mp_utime_localtime_get(void) {
+STATIC mp_obj_t mp_time_localtime_get(void) {
     // get current date and time
     // note: need to call get time then get date to correctly access the registers
     rtc_init_finalise();
@@ -50,7 +50,7 @@ STATIC mp_obj_t mp_utime_localtime_get(void) {
 }
 
 // Returns the number of seconds, as an integer, since 1/1/2000.
-STATIC mp_obj_t mp_utime_time_get(void) {
+STATIC mp_obj_t mp_time_time_get(void) {
     // get date and time
     // note: need to call get time then get date to correctly access the registers
     rtc_init_finalise();
diff --git a/ports/wch/mpconfigport.h b/ports/wch/mpconfigport.h
index 95cab5a673ea8..c34bc11220ddc 100644
--- a/ports/wch/mpconfigport.h
+++ b/ports/wch/mpconfigport.h
@@ -30,7 +30,9 @@
 #define MICROPY_PY_STRUCT                       (1)
 
 #define MICROPY_PY_MODTIME                      (1)
-#define MICROPY_PY_UTIME_MP_HAL                 (1)
+#define MICROPY_PY_UTIME_GMTIME_LOCALTIME_MKTIME (1)
+#define MICROPY_PY_UTIME_TIME_TIME_NS (1)
+#define MICROPY_PY_UTIME_INCLUDEFILE "ports/wch/modutime.c"
 
 #define MICROPY_PY_MODMACHINE                   (1)