diff --git a/rmm b/rmm
index 23d4995..e9950ee 160000
--- a/rmm
+++ b/rmm
@@ -1 +1 @@
-Subproject commit 23d4995e502e42b8a73970a46716c863ee3f4dc1
+Subproject commit e9950ee6da9e56574b1d534f36600c25505ffb7d
diff --git a/src/arch/x86_64/cpuid.rs b/src/arch/x86_64/cpuid.rs
index 760a851..cb1eaa4 100644
--- a/src/arch/x86_64/cpuid.rs
+++ b/src/arch/x86_64/cpuid.rs
@@ -3,7 +3,7 @@ use raw_cpuid::{CpuId, CpuIdResult};
 pub fn cpuid() -> Option<CpuId> {
     //TODO: ensure that CPUID exists! https://wiki.osdev.org/CPUID#Checking_CPUID_availability
     Some(CpuId::with_cpuid_fn(|a, c| {
-        let result = unsafe { core::arch::x86::__cpuid_count(a, c) };
+        let result = unsafe { core::arch::x86_64::__cpuid_count(a, c) };
         CpuIdResult {
             eax: result.eax,
             ebx: result.ebx,