diff --git a/src/descriptor.rs b/src/descriptor.rs
index b5db7cc..c3ed68f 100644
--- a/src/descriptor.rs
+++ b/src/descriptor.rs
@@ -354,7 +354,7 @@
         unsafe {
             ptr::write_volatile(self.cell.get(), value);
             #[cfg(target_arch = "aarch64")]
-            core::arch::asm!("dsb nsh");
+            core::arch::asm!("dsb ishst");
         }
     }