diff --git a/ext/standard/basic_functions.c b/ext/standard/basic_functions.c
index 7935657bf8d..002adfb4a41 100644
--- a/ext/standard/basic_functions.c
+++ b/ext/standard/basic_functions.c
@@ -1229,14 +1229,6 @@ ZEND_BEGIN_ARG_INFO_EX(arginfo_pfsockopen, 0, 0, 1)
 	ZEND_ARG_INFO(0, timeout)
 ZEND_END_ARG_INFO()
 /* }}} */
-/* {{{ ftok.c */
-#if HAVE_FTOK
-ZEND_BEGIN_ARG_INFO(arginfo_ftok, 0)
-	ZEND_ARG_INFO(0, pathname)
-	ZEND_ARG_INFO(0, proj)
-ZEND_END_ARG_INFO()
-#endif
-/* }}} */
 /* {{{ head.c */
 ZEND_BEGIN_ARG_INFO_EX(arginfo_header, 0, 0, 1)
 	ZEND_ARG_INFO(0, header)
diff --git a/ext/standard/basic_functions.stub.php b/ext/standard/basic_functions.stub.php
index 51095d7457c..698cb983ed5 100644
--- a/ext/standard/basic_functions.stub.php
+++ b/ext/standard/basic_functions.stub.php
@@ -94,6 +94,12 @@ function crc32(string $str): int {}
 
 function crypt(string $str, string $salt = UNKNOWN): string {}
 
+/* ftok.c */
+
+#if HAVE_FTOK
+function ftok(string $pathname, string $proj): int {}
+#endif
+
 /* hrtime.c */
 
 /** @return array|int|float|false */
diff --git a/ext/standard/basic_functions_arginfo.h b/ext/standard/basic_functions_arginfo.h
index b9ce39ad1c8..7f22005bd8d 100644
--- a/ext/standard/basic_functions_arginfo.h
+++ b/ext/standard/basic_functions_arginfo.h
@@ -114,6 +114,13 @@ ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_crypt, 0, 1, IS_STRING, 0)
 	ZEND_ARG_TYPE_INFO(0, salt, IS_STRING, 0)
 ZEND_END_ARG_INFO()
 
+#if HAVE_FTOK
+ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_ftok, 0, 2, IS_LONG, 0)
+	ZEND_ARG_TYPE_INFO(0, pathname, IS_STRING, 0)
+	ZEND_ARG_TYPE_INFO(0, proj, IS_STRING, 0)
+ZEND_END_ARG_INFO()
+#endif
+
 ZEND_BEGIN_ARG_INFO_EX(arginfo_hrtime, 0, 0, 0)
 	ZEND_ARG_TYPE_INFO(0, get_as_number, _IS_BOOL, 0)
 ZEND_END_ARG_INFO()