diff --git a/coregrind/m_initimg/initimg-linux.c b/coregrind/m_initimg/initimg-linux.c

index 30e1f85..387beae 100644

--- a/coregrind/m_initimg/initimg-linux.c

+++ b/coregrind/m_initimg/initimg-linux.c

@@ -703,6 +703,12 @@ Addr setup_client_stack( void*  init_sp,

                   (and anything above) are not supported by Valgrind. */

                auxv->u.a_val &= VKI_HWCAP_S390_TE - 1;

             }

+#           elif defined(VGP_arm64_linux)

+            {

+               /* Linux 4.11 started pupulating this for arm64, but we

+                  currently don't support any. */

+               auxv->u.a_val = 0;

+            }

 #           endif

             break;

 #        if defined(VGP_ppc64be_linux) || defined(VGP_ppc64le_linux)