diff --git a/src/tasking.rs b/src/tasking.rs
index 1066d7e..d8adeb0 100644
--- a/src/tasking.rs
+++ b/src/tasking.rs
@@ -123,7 +123,7 @@ pub struct Tasking {
     freeable_kstacks: Mutex<Vec<Box<[usize], &'static ASpaceMutex>>>,
 }
 
-pub const KSTACK_SIZE: usize = (16 * 4096) / 8;
+pub const KSTACK_SIZE: usize = (4 * 4096) / 8;
 
 impl Tasking {
     pub fn new_process(