diff --git a/testdata/parser/negative/19.pdl b/testdata/parser/negative/19.pdl
index 66a30eed35ce366e127cde061aefad4d89bc8336..583cf1896967b4845e438b8672005c2839d73fa4 100644
--- a/testdata/parser/negative/19.pdl
+++ b/testdata/parser/negative/19.pdl
@@ -2,7 +2,7 @@
 
 primitive main(in a) {
 	while (true) {
-		synchronous {
+		sync {
 			if (fires(a)) {
 				return 5;
 			} else {