diff --git a/keywords.txt b/keywords.txt
index 00bf130..3a02cbd 100644
--- a/keywords.txt
+++ b/keywords.txt
@@ -8,6 +8,7 @@
 
 ArduinoHttpClient	KEYWORD1
 HttpClient	KEYWORD1
+WebSocketClient	KEYWORD1
 
 #######################################
 # Methods and Functions (KEYWORD2)
@@ -35,12 +36,25 @@ readHeaderName	KEYWORD2
 readHeaderValue	KEYWORD2
 responseBody	KEYWORD2
 
+beginMessage	KEYWORD2
+endMessage	KEYWORD2
+parseMessage	KEYWORD2
+messageType	KEYWORD2
+isFinal	KEYWORD2
+readString	KEYWORD2
+
 #######################################
 # Constants (LITERAL1)
 #######################################
-HTTP_SUCCESS LITERAL1
-HTTP_ERROR_CONNECTION_FAILED LITERAL1
-HTTP_ERROR_API LITERAL1
-HTTP_ERROR_TIMED_OUT LITERAL1
-HTTP_ERROR_INVALID_RESPONSE LITERAL1
+HTTP_SUCCESS	LITERAL1
+HTTP_ERROR_CONNECTION_FAILED	LITERAL1
+HTTP_ERROR_API	LITERAL1
+HTTP_ERROR_TIMED_OUT	LITERAL1
+HTTP_ERROR_INVALID_RESPONSE	LITERAL1
 
+TYPE_CONTINUATION	LITERAL1
+TYPE_TEXT	LITERAL1
+TYPE_BINARY	LITERAL1
+TYPE_CONNECTION_CLOSE	LITERAL1
+TYPE_PING	LITERAL1
+TYPE_PONG	LITERAL1