diff --git a/php_memcached.c b/php_memcached.c
index 9eacbbfb..7e020eaa 100644
--- a/php_memcached.c
+++ b/php_memcached.c
@@ -3775,27 +3775,23 @@ ZEND_END_ARG_INFO()
 ZEND_BEGIN_ARG_INFO_EX(arginfo_append, 0, 0, 2)
 	ZEND_ARG_INFO(0, key)
 	ZEND_ARG_INFO(0, value)
-	ZEND_ARG_INFO(0, expiration)
 ZEND_END_ARG_INFO()
 
 ZEND_BEGIN_ARG_INFO_EX(arginfo_appendByKey, 0, 0, 3)
 	ZEND_ARG_INFO(0, server_key)
 	ZEND_ARG_INFO(0, key)
 	ZEND_ARG_INFO(0, value)
-	ZEND_ARG_INFO(0, expiration)
 ZEND_END_ARG_INFO()
 
 ZEND_BEGIN_ARG_INFO_EX(arginfo_prepend, 0, 0, 2)
 	ZEND_ARG_INFO(0, key)
 	ZEND_ARG_INFO(0, value)
-	ZEND_ARG_INFO(0, expiration)
 ZEND_END_ARG_INFO()
 
 ZEND_BEGIN_ARG_INFO_EX(arginfo_prependByKey, 0, 0, 3)
 	ZEND_ARG_INFO(0, server_key)
 	ZEND_ARG_INFO(0, key)
 	ZEND_ARG_INFO(0, value)
-	ZEND_ARG_INFO(0, expiration)
 ZEND_END_ARG_INFO()
 
 ZEND_BEGIN_ARG_INFO_EX(arginfo_cas, 0, 0, 3)