--- postgresql-10.21/config/python.m4	2022-05-09 23:21:58.000000000 +0200
+++ postgresql-10.21/config/python.m4	2022-05-28 17:33:32.371324231 +0200
@@ -16,7 +16,7 @@
 # "python2" and "python3", in which case it's reasonable to prefer the
 # newer version.
 AC_DEFUN([PGAC_PATH_PYTHON],
-[PGAC_PATH_PROGS(PYTHON, [python python3 python2])
+[PGAC_PATH_PROGS(PYTHON, [python3 python2 python])
 if test x"$PYTHON" = x""; then
   AC_MSG_ERROR([Python not found])
 fi