diff --git a/util/oslib-posix.c b/util/oslib-posix.c
index 20ca141..6cc4b8f 100644
--- a/util/oslib-posix.c
+++ b/util/oslib-posix.c
@@ -26,7 +26,8 @@
  * THE SOFTWARE.
  */
 
-#if defined(__linux__) && (defined(__x86_64__) || defined(__arm__))
+#if defined(__linux__) && \
+    (defined(__x86_64__) || defined(__arm__) || defined(__aarch64__))
    /* Use 2 MiB alignment so transparent hugepages can be used by KVM.
       Valgrind does not support alignments larger than 1 MiB,
       therefore we need special code which handles running on Valgrind. */