diff --git a/syntax/php.vim b/syntax/php.vim
index 8d2f2cd..c431bab 100644
--- a/syntax/php.vim
+++ b/syntax/php.vim
@@ -453,7 +453,7 @@ syn keyword phpClasses SoapClient SoapFault SoapHeader SoapParam SoapServer Soap
 endif
 if index(g:php_syntax_extensions_enabled, "sockets") >= 0 && index(g:php_syntax_extensions_disabled, "sockets") < 0 && ( ! exists("b:php_syntax_extensions_enabled") || index(b:php_syntax_extensions_enabled, "sockets") >= 0) && ( ! exists("b:php_syntax_extensions_disabled") || index(b:php_syntax_extensions_disabled, "sockets") < 0)
 " sockets functions
-syn keyword phpFunctions socket_accept socket_bind socket_clear_error socket_close socket_cmsg_space socket_connect socket_create socket_create_listen socket_create_pair socket_export_stream socket_get_option socket_getopt socket_getpeername socket_getsockname socket_import_stream socket_last_error socket_listen socket_read socket_recv socket_recvfrom socket_recvmsg socket_select socket_send socket_sendmsg socket_sendto socket_set_block socket_set_nonblock socket_set_option socket_setopt socket_shutdown socket_strerror socket_write contained
+syn keyword phpFunctions socket_accept socket_addrinfo_bind socket_addrinfo_connect socket_addrinfo_explain socket_addrinfo_lookup socket_bind socket_clear_error socket_close socket_cmsg_space socket_connect socket_create socket_create_listen socket_create_pair socket_export_stream socket_get_option socket_getopt socket_getpeername socket_getsockname socket_import_stream socket_last_error socket_listen socket_read socket_recv socket_recvfrom socket_recvmsg socket_select socket_send socket_sendmsg socket_sendto socket_set_block socket_set_nonblock socket_set_option socket_setopt socket_shutdown socket_strerror socket_write contained
 endif
 if index(g:php_syntax_extensions_enabled, "spl") >= 0 && index(g:php_syntax_extensions_disabled, "spl") < 0 && ( ! exists("b:php_syntax_extensions_enabled") || index(b:php_syntax_extensions_enabled, "spl") >= 0) && ( ! exists("b:php_syntax_extensions_disabled") || index(b:php_syntax_extensions_disabled, "spl") < 0)
 " SPL functions