Fixes #1271. Typo fixed
diff --git a/LanguageFeatures/Super-parameters/summary_A06_t02.dart b/LanguageFeatures/Super-parameters/summary_A06_t02.dart
index 332a046..458797d 100644
--- a/LanguageFeatures/Super-parameters/summary_A06_t02.dart
+++ b/LanguageFeatures/Super-parameters/summary_A06_t02.dart
@@ -28,5 +28,5 @@
   Expect.equals(42, c.s1);
   Expect.equals(-1, c.s2);
   Expect.equals(-3, c.s3);
-  Expect.equals(4, c.s3);
+  Expect.equals(4, c.s4);
 }