diff --git a/build/shared/lib/keywords.txt b/build/shared/lib/keywords.txt
index 436ecb207..1df50c194 100644
--- a/build/shared/lib/keywords.txt
+++ b/build/shared/lib/keywords.txt
@@ -151,7 +151,7 @@ WAIT	LITERAL2
 WHITESPACE	LITERAL2		
 
 
-# KEYWORD1 specifies datatypes
+# KEYWORD1 specifies datatypes and keywords
 
 ArrayList	KEYWORD1
 Boolean	KEYWORD1	
@@ -216,6 +216,11 @@ void	KEYWORD1
 volatile	KEYWORD1
 while	KEYWORD1	
 
+# Depricated API
+
+arraycopy	KEYWORD2	arraycopy_
+openStream	KEYWORD2	openStream_
+
 
 # KEYWORD2 specifies methods and functions