diff --git a/vmbase/example/src/layout.rs b/vmbase/example/src/layout.rs
index 0a33995..2e9d27a 100644
--- a/vmbase/example/src/layout.rs
+++ b/vmbase/example/src/layout.rs
@@ -55,7 +55,8 @@
 
 /// Writable data region for the stack.
 pub fn boot_stack_range() -> Range<VirtualAddress> {
-    into_va_range(layout::boot_stack_range())
+    const PAGE_SIZE: usize = 4 << 10;
+    into_va_range(layout::stack_range(40 * PAGE_SIZE))
 }
 
 /// Writable data region for allocations.