diff --git a/boards/nordic/nrf52840dk_opensk/src/main.rs b/boards/nordic/nrf52840dk_opensk/src/main.rs
index 83fd0bbab..53d623b46 100644
--- a/boards/nordic/nrf52840dk_opensk/src/main.rs
+++ b/boards/nordic/nrf52840dk_opensk/src/main.rs
@@ -147,7 +147,7 @@ static mut CHIP: Option<&'static nrf52840::chip::NRF52<Nrf52840DefaultPeripheral
 /// Dummy buffer that causes the linker to reserve enough space for the stack.
 #[no_mangle]
 #[link_section = ".stack_buffer"]
-pub static mut STACK_MEMORY: [u8; 0x1000] = [0; 0x1000];
+pub static mut STACK_MEMORY: [u8; 0x2000] = [0; 0x2000];
 
 /// Supported drivers by the platform
 pub struct Platform {