diff --git a/skeletons/BOOLEAN.c b/skeletons/BOOLEAN.c
index 7473b62..6a4cdc7 100644
--- a/skeletons/BOOLEAN.c
+++ b/skeletons/BOOLEAN.c
@@ -146,7 +146,7 @@
 			/* "<false/>" */
 			*st = 0;
 			break;
-		case XCT_UNEXPECTED:
+		case XCT_UNKNOWN_BO:
 			if(xer_check_tag(chunk_buf, chunk_size, "true")
 					!= XCT_BOTH)
 				return -1;