diff --git a/configure.ac b/configure.ac
index a2445a5a8f0..178a0893c06 100644
--- a/configure.ac
+++ b/configure.ac
@@ -16,7 +16,7 @@ PHP_CONFIG_NICE(config.nice)
 
 PHP_CANONICAL_HOST_TARGET
 
-AC_CONFIG_HEADER(main/php_config.h)
+AC_CONFIG_HEADERS([main/php_config.h])
 AH_TOP([
 #ifndef PHP_CONFIG_H
 #define PHP_CONFIG_H
diff --git a/scripts/phpize.m4 b/scripts/phpize.m4
index 1094e2812c8..9609b181eb8 100644
--- a/scripts/phpize.m4
+++ b/scripts/phpize.m4
@@ -197,6 +197,6 @@ PHP_GEN_GLOBAL_MAKEFILE
 test -d modules || $php_shtool mkdir modules
 touch .deps
 
-AC_CONFIG_HEADER(config.h)
+AC_CONFIG_HEADERS([config.h])
 
 AC_OUTPUT()