diff --git a/tools/automake/Makefile b/tools/automake/Makefile
index 7f129c1d83..b698dd5a71 100644
--- a/tools/automake/Makefile
+++ b/tools/automake/Makefile
@@ -21,8 +21,7 @@ HOST_CONFIGURE_ARGS += \
 	--disable-silent-rules
 
 HOST_CONFIGURE_VARS += \
-	PERL="/usr/bin/env perl" \
-	am_cv_prog_PERL_ithreads=no
+	# temporary patch alternative for PERL="/usr/bin/env perl"
 
 define Host/Configure
 	(cd $(HOST_BUILD_DIR); $(AM_TOOL_PATHS) STAGING_DIR_HOST="" ./bootstrap)
diff --git a/tools/automake/patches/000-relocatable.patch b/tools/automake/patches/000-relocatable.patch
index 0b61eaeb45..7d62435cb2 100644
--- a/tools/automake/patches/000-relocatable.patch
+++ b/tools/automake/patches/000-relocatable.patch
@@ -11,6 +11,12 @@
  # We need at least this version for CLONE support.
 --- a/bin/aclocal.in
 +++ b/bin/aclocal.in
+@@ -1,4 +1,4 @@
+-#!@PERL@
++#!/usr/bin/env perl
+ # aclocal - create aclocal.m4 by scanning configure.ac      -*- perl -*-
+ # @configure_input@
+ # Copyright (C) 1996-2021 Free Software Foundation, Inc.
 @@ -23,9 +23,11 @@ use 5.006;
  use strict;
  use warnings FATAL => 'all';
@@ -37,6 +43,12 @@
  my $install = 0;
 --- a/bin/automake.in
 +++ b/bin/automake.in
+@@ -1,4 +1,4 @@
+-#!@PERL@
++#!/usr/bin/env perl
+ # automake - create Makefile.in from Makefile.am            -*- perl -*-
+ # @configure_input@
+ # Copyright (C) 1994-2021 Free Software Foundation, Inc.
 @@ -26,9 +26,11 @@ use 5.006;
  use strict;
  use warnings FATAL => 'all';