--- a/tests/test-fastannotate-perfhack.t	Thu Apr 18 03:05:42 2019 +0530
+++ b/tests/test-fastannotate-perfhack.t	Sun Apr 14 13:46:40 2019 -0700
@@ -5,8 +5,6 @@
   > perfhack=1
   > EOF
 
-  $ HGMERGE=true; export HGMERGE
-
   $ hg init repo
   $ cd repo