diff --git a/Base/res/themes/Joi.ini b/Base/res/themes/Joi.ini
index 9710d96fa2..3b859dee4d 100644
--- a/Base/res/themes/Joi.ini
+++ b/Base/res/themes/Joi.ini
@@ -42,3 +42,14 @@ RulerActiveText=white
 RulerInactiveText=#D5D0C7
 TextCursor=#9C9CD5
 FocusOutline=#606060
+SyntaxComment=#008000
+SyntaxNumber=#800000
+SyntaxString=#800000
+SyntaxType=#800080
+SyntaxPunctuation=black
+SyntaxOperator=black
+SyntaxKeyword=black
+SyntaxControlKeyword=black
+SyntaxIdentifier=#092e64
+SyntaxPreprocessorStatement=#008080
+SyntaxPreprocessorValue=#800000