diff --git a/IPtProxy.go/IPtProxy.go b/IPtProxy.go/IPtProxy.go
index d80822d76bb3553f1ba5772ec7d6a904b66b6e2b..977166b18c126c89445b2c086cc3f946158035bd 100644
--- a/IPtProxy.go/IPtProxy.go
+++ b/IPtProxy.go/IPtProxy.go
@@ -242,7 +242,7 @@ type SnowflakeClientConnected interface {
 //
 // @param stun STUN URL. OPTIONAL. Defaults to stun:stun.stunprotocol.org:3478, if empty.
 //
-// @param natProbe. OPTIONAL. Defaults to https://snowflake-broker.torproject.net:8443/probe, if empty.
+// @param natProbe OPTIONAL. Defaults to https://snowflake-broker.torproject.net:8443/probe, if empty.
 //
 // @param logFile Name of log file. OPTIONAL. Defaults to STDERR.
 //