diff --git a/kernel/src/arch/mipsel/board/malta/consts.rs b/kernel/src/arch/mipsel/board/malta/consts.rs
index 98f0a5e..8f6fbe7 100644
--- a/kernel/src/arch/mipsel/board/malta/consts.rs
+++ b/kernel/src/arch/mipsel/board/malta/consts.rs
@@ -1,3 +1,3 @@
 /// board specific constants
-pub const MEMORY_END: usize = 0x8080_0000;
-pub const KERNEL_HEAP_SIZE: usize = 0x0044_0000;
+pub const MEMORY_END: usize = 0x8090_0000;
+pub const KERNEL_HEAP_SIZE: usize = 0x003b_0000;