diff --git a/stages/org.osbuild.lorax-script b/stages/org.osbuild.lorax-script
index 1436893e..68952cfc 100755
--- a/stages/org.osbuild.lorax-script
+++ b/stages/org.osbuild.lorax-script
@@ -32,6 +32,7 @@ SCHEMA = """
   },
   "basearch": {
     "type": "string",
+    "default": "x86_64",
     "description": "The basic architecture param to supply to the template"
   },
   "product": {