diff --git a/tools/patches/flutter-flutter/f2f8c342be3243a7a196587e77678e00d7e30c24.patch b/tools/patches/flutter-flutter/f2f8c342be3243a7a196587e77678e00d7e30c24.patch
deleted file mode 100644
index 880996e5ec6..00000000000
--- a/tools/patches/flutter-flutter/f2f8c342be3243a7a196587e77678e00d7e30c24.patch
+++ /dev/null
@@ -1,12 +0,0 @@
-diff --git a/packages/flutter/test/foundation/covariant_templates_test.dart b/packages/flutter/test/foundation/covariant_templates_test.dart
-index 621ad182e..d522000cb 100644
---- a/packages/flutter/test/foundation/covariant_templates_test.dart
-+++ b/packages/flutter/test/foundation/covariant_templates_test.dart
-@@ -18,6 +18,6 @@ void main() {
-     final A<X> ayAsAx = ay;
-     expect(() {
-       ayAsAx.u = X();
--    }, throwsAssertionError);
-+    }, throwsA(isA<TypeError>()));
-   });
- }