diff --git a/reference/network/functions/fsockopen.xml b/reference/network/functions/fsockopen.xml
index 775c25a976aa..8146729d488f 100644
--- a/reference/network/functions/fsockopen.xml
+++ b/reference/network/functions/fsockopen.xml
@@ -12,8 +12,8 @@
resourcefalsefsockopen
stringhostname
intport-1
- interror_code&null;
- stringerror_message&null;
+ intnullerror_code&null;
+ stringnullerror_message&null;
floatnulltimeout&null;