diff --git a/examples/bluetooth/ble_uart_repl.py b/examples/bluetooth/ble_uart_repl.py
index 7d92c1f31829ab2e342f58046b8191c83d877ff2..5812a5cc130f765bd6a1d19251fc4d0b95af5821 100644
--- a/examples/bluetooth/ble_uart_repl.py
+++ b/examples/bluetooth/ble_uart_repl.py
@@ -7,6 +7,7 @@ import bluetooth
 import io
 import os
 import micropython
+from micropython import const
 import machine
 
 from ble_uart_peripheral import BLEUART
diff --git a/ports/nrf/examples/ssd1306_mod.py b/ports/nrf/examples/ssd1306_mod.py
index b083a3aa7e811a03e6855f9a645462539a2ea0b4..d42d165fa8a5d37e033be8128006758f11dd7ead 100644
--- a/ports/nrf/examples/ssd1306_mod.py
+++ b/ports/nrf/examples/ssd1306_mod.py
@@ -19,6 +19,7 @@
 # disp = SSD1306_I2C_Mod(128, 64, i2c)
 
 from ssd1306 import SSD1306_I2C
+from micropython import const
 
 SET_COL_ADDR = const(0x21)
 SET_PAGE_ADDR = const(0x22)
diff --git a/ports/nrf/examples/ubluepy_eddystone.py b/ports/nrf/examples/ubluepy_eddystone.py
index 96818d01c2539315f15c84729b195635d2f04d64..c98a2266f5f6c257456ba5991883d9ea53e39305 100644
--- a/ports/nrf/examples/ubluepy_eddystone.py
+++ b/ports/nrf/examples/ubluepy_eddystone.py
@@ -1,3 +1,4 @@
+from micropython import const
 from ubluepy import Peripheral, constants
 
 BLE_GAP_ADV_FLAG_LE_GENERAL_DISC_MODE = const(0x02)
diff --git a/ports/stm32/boards/NUCLEO_WB55/rfcore_debug.py b/ports/stm32/boards/NUCLEO_WB55/rfcore_debug.py
index 4dbead0acc63da7dcc6218a09e8f7fcb0f88639f..db533f18dc66207554df370f83e9ab50fd6e3b2f 100644
--- a/ports/stm32/boards/NUCLEO_WB55/rfcore_debug.py
+++ b/ports/stm32/boards/NUCLEO_WB55/rfcore_debug.py
@@ -35,6 +35,7 @@
 # See rfcore_firmware.py for more information.
 
 from machine import mem8, mem16, mem32
+from micropython import const
 import stm
 
 SRAM2A_BASE = const(0x2003_0000)