test/langtools/tools/javac/switchexpr/ExpressionSwitchUnreachable.java

@@ -1,10 +1,10 @@
 /*
  * @test /nodynamiccopyright/
  * @bug 8206986
  * @summary Verify reachability in switch expressions.
- * @compile/fail/ref=ExpressionSwitchUnreachable.out -XDrawDiagnostics --enable-preview -source 12 ExpressionSwitchUnreachable.java
+ * @compile/fail/ref=ExpressionSwitchUnreachable.out -XDrawDiagnostics --enable-preview -source 13 ExpressionSwitchUnreachable.java
  */
 
 public class ExpressionSwitchUnreachable {
 
     public static void main(String[] args) {