diff --git a/src/acpi/mod.rs b/src/acpi/mod.rs
index 8e742b5da8..fd1e88b948 100644
--- a/src/acpi/mod.rs
+++ b/src/acpi/mod.rs
@@ -23,9 +23,11 @@ mod rsdp;
 mod rsdt;
 mod rxsdt;
 pub mod sdt;
+#[cfg(any(target_arch = "x86", target_arch = "x86_64", target_arch = "aarch64"))]
 pub mod slit;
 #[cfg(target_arch = "aarch64")]
 mod spcr;
+#[cfg(any(target_arch = "x86", target_arch = "x86_64", target_arch = "aarch64"))]
 pub mod srat;
 mod xsdt;
 
diff --git a/src/arch/x86_shared/start.rs b/src/arch/x86_shared/start.rs
index 3a7abbdc39..295c273501 100644
--- a/src/arch/x86_shared/start.rs
+++ b/src/arch/x86_shared/start.rs
@@ -104,7 +104,7 @@ unsafe extern "C" fn start(args_ptr: *const KernelArgs, stack_end: usize) -> ! {
 
             // Initialize RMM
             #[cfg(target_arch = "x86")]
-            let bump_allocator =
+            let mut bump_allocator =
                 crate::startup::memory::init(&args, Some(0x100000), Some(0x40000000));
             #[cfg(target_arch = "x86_64")]
             let mut bump_allocator = crate::startup::memory::init(&args, Some(0x100000), None);