--- a/tests/test-convert-cvs.t	Sat Mar 13 03:17:00 2021 +0100
+++ b/tests/test-convert-cvs.t	Mon Mar 22 13:14:11 2021 -0700
@@ -521,7 +521,7 @@
 |cp932     |\x82\xa0      |  x      x     o    |
 
   $ mkdir -p cvsrepo/transcoding
-  $ python <<EOF
+  $ "$PYTHON" <<EOF
   > fp = open('cvsrepo/transcoding/file,v', 'wb')
   > fp.write((b'''
   > head	1.4;