diff --git a/build/binary-phar-autoload.php.in b/build/binary-phar-autoload.php.in
index 3113b240f92..17048140990 100644
--- a/build/binary-phar-autoload.php.in
+++ b/build/binary-phar-autoload.php.in
@@ -1,9 +1,9 @@
 #!/usr/bin/env php
 <?php
-if (version_compare('5.6.0', PHP_VERSION, '>')) {
+if (PHP_MAJOR_VERSION < 7) {
     fwrite(
         STDERR,
-        'This version of PHPUnit requires PHP 5.6; using the latest version of PHP is highly recommended.' . PHP_EOL
+        'This version of PHPUnit requires PHP 7; using the latest version of PHP is highly recommended.' . PHP_EOL
     );
 
     die(1);