diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index f48698ba9dc..43a8e525e42 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -96,7 +96,10 @@ locations.
  └─ build/                          # *nix build system files
     ├─ ax_check_compile_flag.m4     # https://github.com/autoconf-archive/autoconf-archive
     ├─ ax_gcc_func_attribute.m4     # https://github.com/autoconf-archive/autoconf-archive
+    ├─ config.guess                 # https://git.savannah.gnu.org/cgit/config.git
+    ├─ config.sub                   # https://git.savannah.gnu.org/cgit/config.git
     ├─ libtool.m4                   # https://git.savannah.gnu.org/cgit/libtool.git
+    ├─ ltmain.sh                    # https://git.savannah.gnu.org/cgit/libtool.git
     ├─ shtool                       # https://www.gnu.org/software/shtool/
     └─ ...
  └─ ext/                            # PHP core extensions
@@ -170,8 +173,5 @@ locations.
  └─ win32/                          # Windows build system files
     ├─ cp_enc_map.c                 # Generated by `win32/cp_enc_map_gen.exe`
     └─ ...
- ├─ config.guess                    # https://git.savannah.gnu.org/cgit/config.git
- ├─ config.sub                      # https://git.savannah.gnu.org/cgit/config.git
- ├─ ltmain.sh                       # https://git.savannah.gnu.org/cgit/libtool.git
  └─ ...
 ```
diff --git a/build/build2.mk b/build/build2.mk
index 7b86f3de1a1..78b8fac6e23 100644
--- a/build/build2.mk
+++ b/build/build2.mk
@@ -18,8 +18,6 @@ include generated_lists
 
 TOUCH_FILES = mkinstalldirs install-sh missing
 
-LT_TARGETS = ltmain.sh config.guess config.sub
-
 config_h_in = main/php_config.h.in
 
 targets = $(TOUCH_FILES) configure $(config_h_in)
diff --git a/config.guess b/build/config.guess
similarity index 100%
rename from config.guess
rename to build/config.guess
diff --git a/config.sub b/build/config.sub
similarity index 100%
rename from config.sub
rename to build/config.sub
diff --git a/ltmain.sh b/build/ltmain.sh
similarity index 100%
rename from ltmain.sh
rename to build/ltmain.sh
diff --git a/configure.ac b/configure.ac
index 8f5a54c7286..137bafb0a64 100644
--- a/configure.ac
+++ b/configure.ac
@@ -10,6 +10,7 @@ dnl -------------------------------------------------------------------------
 
 AC_PREREQ([2.68])
 AC_INIT(README.GIT-RULES)
+AC_CONFIG_AUX_DIR([build])
 AC_PRESERVE_HELP_ORDER
 
 PHP_CONFIG_NICE(config.nice)
diff --git a/makedist b/makedist
index 452768683aa..1e10aed0553 100755
--- a/makedist
+++ b/makedist
@@ -44,7 +44,7 @@ if test "x$PHPROOT" = "x"; then
     PHPROOT=git@git.php.net:php-src.git;
 fi
 
-LT_TARGETS='ltconfig ltmain.sh config.guess config.sub'
+LT_TARGETS='build/ltmain.sh build/config.guess build/config.sub'
 
 if echo '\c' | grep -s c >/dev/null 2>&1
 then
diff --git a/scripts/Makefile.frag b/scripts/Makefile.frag
index b4f62bc74d3..d730a798dd0 100644
--- a/scripts/Makefile.frag
+++ b/scripts/Makefile.frag
@@ -9,19 +9,19 @@ BUILD_FILES = \
 	scripts/phpize.m4 \
 	build/scan_makefile_in.awk \
 	build/libtool.m4 \
+	build/ltmain.sh \
 	build/ax_check_compile_flag.m4 \
 	build/ax_gcc_func_attribute.m4 \
 	build/php_cxx_compile_stdcxx.m4 \
 	build/pkg.m4 \
 	Makefile.global \
 	acinclude.m4 \
-	ltmain.sh \
 	run-tests.php
 
 BUILD_FILES_EXEC = \
 	build/shtool \
-	config.guess \
-	config.sub
+	build/config.guess \
+	build/config.sub
 
 bin_SCRIPTS = phpize php-config
 man_PAGES = phpize php-config
diff --git a/scripts/phpize.in b/scripts/phpize.in
index a9433e57b9b..b3a65329719 100644
--- a/scripts/phpize.in
+++ b/scripts/phpize.in
@@ -9,11 +9,11 @@ includedir="`eval echo @includedir@`/php"
 builddir="`pwd`"
 SED="@SED@"
 
-FILES_BUILD="scan_makefile_in.awk shtool libtool.m4 ax_check_compile_flag.m4 ax_gcc_func_attribute.m4 php_cxx_compile_stdcxx.m4 pkg.m4"
-FILES="acinclude.m4 Makefile.global config.sub config.guess ltmain.sh run-tests*.php"
+FILES_BUILD="scan_makefile_in.awk shtool libtool.m4 ax_check_compile_flag.m4 ax_gcc_func_attribute.m4 php_cxx_compile_stdcxx.m4 pkg.m4 config.guess config.sub ltmain.sh"
+FILES="acinclude.m4 Makefile.global run-tests*.php"
 CLEAN_FILES="$FILES *.o *.lo *.la .libs/ build/ modules/ install-sh \
-	mkinstalldirs missing config.nice config.sub config.guess configure configure.ac \
-	aclocal.m4 config.h config.h.in conftest* ltmain.sh libtool config.cache autom4te.cache/ \
+	mkinstalldirs missing config.nice configure configure.ac \
+	aclocal.m4 config.h config.h.in conftest* libtool config.cache autom4te.cache/ \
 	config.log config.status Makefile Makefile.fragments Makefile.objects confdefs.h \
 	run-tests*.php tests/*.diff tests/*.exp tests/*.log tests/*.out tests/*.php"
 
diff --git a/scripts/phpize.m4 b/scripts/phpize.m4
index 73743f9739a..cb6934541a6 100644
--- a/scripts/phpize.m4
+++ b/scripts/phpize.m4
@@ -2,6 +2,7 @@ dnl This file becomes configure.ac for self-contained extensions.
 
 AC_PREREQ([2.68])
 AC_INIT(config.m4)
+AC_CONFIG_AUX_DIR([build])
 AC_PRESERVE_HELP_ORDER
 
 PHP_CONFIG_NICE(config.nice)