diff --git a/meta-arm/recipes-bsp/hafnium/hafnium_2.4.bb b/meta-arm/recipes-bsp/hafnium/hafnium_2.4.bb
index 3a525990..361d6db9 100644
--- a/meta-arm/recipes-bsp/hafnium/hafnium_2.4.bb
+++ b/meta-arm/recipes-bsp/hafnium/hafnium_2.4.bb
@@ -72,3 +72,9 @@ do_deploy() {
     cp -rf ${D}/firmware/* ${DEPLOYDIR}/
 }
 addtask deploy after do_install
+
+python() {
+    # https://developer.trustedfirmware.org/T898
+    if d.getVar("BUILD_ARCH") != "x86_64":
+        raise bb.parse.SkipRecipe("Cannot be built on non-x86-64 hosts")
+}