diff --git a/ports/zephyr-cp/boards/nordic/nrf54l15tag/autogen_board_info.toml b/ports/zephyr-cp/boards/nordic/nrf54l15tag/autogen_board_info.toml
index 56f73ce32c6..6e6178cc169 100644
--- a/ports/zephyr-cp/boards/nordic/nrf54l15tag/autogen_board_info.toml
+++ b/ports/zephyr-cp/boards/nordic/nrf54l15tag/autogen_board_info.toml
@@ -82,7 +82,7 @@ microcontroller = true
 mii = false
 mipicsi = false
 mipidsi = false
-msgpack = true
+msgpack = false
 neopixel_write = false
 nvm = false
 onewireio = false