diff --git a/tests/regression/apparmor/swap.sh b/tests/regression/apparmor/swap.sh
index b07ea3b40..c15987a71 100755
--- a/tests/regression/apparmor/swap.sh
+++ b/tests/regression/apparmor/swap.sh
@@ -38,7 +38,9 @@ fi
 
 swap_file=$tmpdir/swapfile
 
-dd if=/dev/zero of=${swap_file} bs=1024 count=512 2> /dev/null
+# ppc64el wants this to be larger than 640KiB
+# arm/small machines want this as small as possible
+dd if=/dev/zero of=${swap_file} bs=1024 count=768 2> /dev/null
 /sbin/mkswap -f ${swap_file} > /dev/null
 
 # TEST 1.  Make sure can enable and disable swap unconfined