diff --git a/boards/arm/rp2040/raspberrypi-pico/configs/smp/defconfig b/boards/arm/rp2040/raspberrypi-pico/configs/smp/defconfig
index 7f35050e0a2..f7524aea639 100644
--- a/boards/arm/rp2040/raspberrypi-pico/configs/smp/defconfig
+++ b/boards/arm/rp2040/raspberrypi-pico/configs/smp/defconfig
@@ -19,6 +19,7 @@ CONFIG_ARCH_BOARD="raspberrypi-pico"
 CONFIG_ARCH_BOARD_RASPBERRYPI_PICO=y
 CONFIG_ARCH_CHIP="rp2040"
 CONFIG_ARCH_CHIP_RP2040=y
+CONFIG_ARCH_INTERRUPTSTACK=2048
 CONFIG_ARCH_RAMVECTORS=y
 CONFIG_ARCH_STACKDUMP=y
 CONFIG_BOARDCTL_RESET=y