diff --git a/php5/configure.in b/php5/configure.in
index ea4a00d..a27198a 100644
--- a/php5/configure.in
+++ b/php5/configure.in
@@ -47,9 +47,9 @@ PHP_VERSION="$PHP_MAJOR_VERSION.$PHP_MINOR_VERSION.$PHP_RELEASE_VERSION$PHP_EXTR
 PHP_VERSION_ID=`expr [$]PHP_MAJOR_VERSION \* 10000 + [$]PHP_MINOR_VERSION \* 100 + [$]PHP_RELEASE_VERSION`
 
 dnl Allow version values to be used in Makefile
-PHP_SUBST(PHP_MAJOR_VERSION)
-PHP_SUBST(PHP_MINOR_VERSION)
-PHP_SUBST(PHP_RELEASE_VERSION)
+PHP_SUBST_OLD(PHP_MAJOR_VERSION)
+PHP_SUBST_OLD(PHP_MINOR_VERSION)
+PHP_SUBST_OLD(PHP_RELEASE_VERSION)
 PHP_SUBST(PHP_EXTRA_VERSION)
 
 dnl Define where extension directories are located in the configure context