diff --git a/keywords.txt b/keywords.txt
index 490cd5a..c2cb8f2 100755
--- a/keywords.txt
+++ b/keywords.txt
@@ -15,6 +15,9 @@ begin                           KEYWORD2
 getChar                         KEYWORD2
 hasData                         KEYWORD2
 loop                            KEYWORD2
+present                         KEYWORD2
+sentGains                       KEYWORD2
+tx                              KEYWORD2
 
 #######################################
 # Constants (LITERAL1)