diff --git a/src/allocator.rs b/src/allocator.rs
index 33e592ae..b03d81b2 100644
--- a/src/allocator.rs
+++ b/src/allocator.rs
@@ -9,6 +9,7 @@ use x86_64::{
 };
 
 pub mod bump;
+pub mod fixed_size_block;
 pub mod linked_list;
 
 pub const HEAP_START: usize = 0x_4444_4444_0000;
diff --git a/src/allocator/fixed_size_block.rs b/src/allocator/fixed_size_block.rs
new file mode 100644
index 00000000..8b137891
--- /dev/null
+++ b/src/allocator/fixed_size_block.rs
@@ -0,0 +1 @@
+