diff --git a/boards/arm/rp2040/raspberrypi-pico/configs/nshsram/defconfig b/boards/arm/rp2040/raspberrypi-pico/configs/nshsram/defconfig
index 5a5342830ef..fc30f62f790 100644
--- a/boards/arm/rp2040/raspberrypi-pico/configs/nshsram/defconfig
+++ b/boards/arm/rp2040/raspberrypi-pico/configs/nshsram/defconfig
@@ -5,6 +5,7 @@
 # You can then do "make savedefconfig" to generate a new defconfig file that includes your
 # modifications.
 #
+# CONFIG_DEBUG_OPT_UNUSED_SECTIONS is not set
 # CONFIG_LIBC_LONG_LONG is not set
 # CONFIG_NSH_ARGCAT is not set
 # CONFIG_NSH_CMDOPT_HEXDUMP is not set