diff --git a/idlc/source/parser.y b/idlc/source/parser.y
index 629c2f23ea84..3da099ce8b7a 100644
--- a/idlc/source/parser.y
+++ b/idlc/source/parser.y
@@ -1508,7 +1508,6 @@ positive_int_expr :
 
 const_type :
 	integer_type
-	| char_type
 	| byte_type
 	| boolean_type
 	| floating_pt_type