diff --git a/tests/regression/subdomain/for-mainline/dir-files.patch b/tests/regression/subdomain/for-mainline/dir-files.patch
index b00fd6c94..b06d284ac 100644
--- a/tests/regression/subdomain/for-mainline/dir-files.patch
+++ b/tests/regression/subdomain/for-mainline/dir-files.patch
@@ -103,3 +103,67 @@ Index: subdomain/xattrs.sh
  okperm=rw
  badperm=r
  
+Index: subdomain/openat.sh
+===================================================================
+--- subdomain.orig/openat.sh
++++ subdomain/openat.sh
+@@ -22,43 +22,44 @@ bin=$pwd
+ 
+ . $bin/prologue.inc
+ 
++dir=${tmpdir}/
+ subdir=deleteme
+ file=${subdir}/file
+-filepath=${tmpdir}/${file}
++filepath=${dir}${file}
+ okperm=rw
+ badperm1=r
+ badperm2=w
+ 
+-mkdir ${tmpdir}/${subdir}
++mkdir ${dir}/${subdir}
+ 
+ # PASS UNCONFINED
+-runchecktest "OPENAT unconfined RW (create) " pass $tmpdir $file
++runchecktest "OPENAT unconfined RW (create) " pass $dir $file
+ 
+ # PASS TEST (the file shouldn't exist, so open should create it
+ rm -f ${filepath}
+-genprofile ${tmpdir}:r ${filepath}:$okperm
+-runchecktest "OPENAT RW (create) " pass $tmpdir $file
++genprofile ${dir}:r ${filepath}:$okperm
++runchecktest "OPENAT RW (create) " pass $dir $file
+ 
+ # PASS TEST
+-genprofile ${tmpdir}:r ${filepath}:$okperm
+-runchecktest "OPENAT RW" pass $tmpdir $file
++genprofile ${dir}:r ${filepath}:$okperm
++runchecktest "OPENAT RW" pass $dir $file
+ 
+ # FAILURE TEST (1)
+-genprofile ${tmpdir}:r ${filepath}:$badperm1
+-runchecktest "OPENAT R" fail $tmpdir $file
++genprofile ${dir}:r ${filepath}:$badperm1
++runchecktest "OPENAT R" fail $dir $file
+ 
+ # FAILURE TEST (2)
+-genprofile ${tmpdir}:r ${filepath}:$badperm2
+-runchecktest "OPENAT W" fail $tmpdir $file
++genprofile ${dir}:r ${filepath}:$badperm2
++runchecktest "OPENAT W" fail $dir $file
+ 
+ # FAILURE TEST (3)
+-genprofile ${tmpdir}:r ${filepath}:$badperm1 cap:dac_override
+-runchecktest "OPENAT R+dac_override" fail $tmpdir $file
++genprofile ${dir}:r ${filepath}:$badperm1 cap:dac_override
++runchecktest "OPENAT R+dac_override" fail $dir $file
+ 
+ # FAILURE TEST (4)
+ # This is testing for bug: https://bugs.wirex.com/show_bug.cgi?id=2885
+ # When we open O_CREAT|O_RDWR, we are (were?) allowing only write access
+ # to be required.
+ rm -f ${filepath}
+-genprofile ${tmpdir}:r ${filepath}:$badperm2
+-runchecktest "OPENAT W (create)" fail $tmpdir $file
++genprofile ${dir}:r ${filepath}:$badperm2
++runchecktest "OPENAT W (create)" fail $dir $file