diff --git a/Network.PROP_ERROR.md b/Network.PROP_ERROR.md
index d72c886..16ad6c1 100644
--- a/Network.PROP_ERROR.md
+++ b/Network.PROP_ERROR.md
@@ -1,7 +1,7 @@
 The ERROR property is returned when an error occurred processing the PropertyList request. The value of ERROR is a string of numbers in ASCII.
 | Code | Name | Description |
 | ---: | ---- | ----------- |
-|    1 | BAD_USER | User name provided is illega. |
+|    1 | BAD_USER | User name provided is illegal. |
 |    2 | MAX_ORDINARY | World is full. |
 |    3 | MAX_PRIORITY | World is full of priority users. |
 |    4 | BAD_WORLD | World requested is illegal. |