diff --git a/ext/standard/basic_functions.c b/ext/standard/basic_functions.c
index 7d10d5c044c..f401bd192a2 100644
--- a/ext/standard/basic_functions.c
+++ b/ext/standard/basic_functions.c
@@ -653,7 +653,7 @@ function_entry basic_functions[] = {
 	PHP_FE(closedir,														NULL)
 	PHP_FE(chdir,															NULL)
 
-#if defined(HAVE_CHROOT) && !defined(ZTS)
+#if defined(HAVE_CHROOT) && !defined(ZTS) && ENABLE_CHROOT_FUNC
 	PHP_FE(chroot,															NULL)
 #else
 	PHP_FALIAS(chroot,				warn_not_available,						NULL)
diff --git a/ext/standard/config.m4 b/ext/standard/config.m4
index cdfa5269dc3..e0043d23a78 100644
--- a/ext/standard/config.m4
+++ b/ext/standard/config.m4
@@ -229,4 +229,8 @@ AC_ARG_WITH(system-regex,
   fi
 ])
 
+if test "$PHP_SAPI" = "cgi"; then
+  AC_DEFINE(ENABLE_CHROOT_FUNC, 1, [Whether to enable chroot() function])
+fi
+
 PHP_EXTENSION(standard)
diff --git a/ext/standard/dir.c b/ext/standard/dir.c
index b0022e28e52..186318a6bf4 100644
--- a/ext/standard/dir.c
+++ b/ext/standard/dir.c
@@ -221,7 +221,7 @@ PHP_FUNCTION(closedir)
 
 /* }}} */
 
-#if defined(HAVE_CHROOT) && !defined(ZTS)
+#if defined(HAVE_CHROOT) && !defined(ZTS) && ENABLE_CHROOT_FUNC
 /* {{{ proto int chroot(string directory)
    Change root directory */
 
diff --git a/ext/standard/php_dir.h b/ext/standard/php_dir.h
index 186a7cdc890..3b648c62df5 100644
--- a/ext/standard/php_dir.h
+++ b/ext/standard/php_dir.h
@@ -28,7 +28,7 @@ PHP_RINIT_FUNCTION(dir);
 PHP_FUNCTION(opendir);
 PHP_FUNCTION(closedir);
 PHP_FUNCTION(chdir);
-#if defined(HAVE_CHROOT) && !defined(ZTS)
+#if defined(HAVE_CHROOT) && !defined(ZTS) && ENABLE_CHROOT_FUNC
 PHP_FUNCTION(chroot);
 #endif
 PHP_FUNCTION(getcwd);