diff --git a/engine/src/flutter/skia/flutter_defines.gni b/engine/src/flutter/skia/flutter_defines.gni
index 0b40a0f7c0e..83e6433ab80 100644
--- a/engine/src/flutter/skia/flutter_defines.gni
+++ b/engine/src/flutter/skia/flutter_defines.gni
@@ -13,7 +13,6 @@ flutter_defines = [
   "SK_LEGACY_IGNORE_DRAW_VERTICES_BLEND_WITH_NO_SHADER",
   "SK_DISABLE_LEGACY_METAL_BACKEND_SURFACE",
   "SK_DISABLE_LEGACY_PARAGRAPH_UNICODE",
-  "SK_USE_LEGACY_BLUR_RASTER",
 
   # Fast low-precision software rendering isn't a priority for Flutter.
   "SK_DISABLE_LEGACY_SHADERCONTEXT",
diff --git a/engine/src/flutter/testing/dart/image_filter_test.dart b/engine/src/flutter/testing/dart/image_filter_test.dart
index 5818038f465..65e555fcb70 100644
--- a/engine/src/flutter/testing/dart/image_filter_test.dart
+++ b/engine/src/flutter/testing/dart/image_filter_test.dart
@@ -14,9 +14,9 @@ import 'impeller_enabled.dart';
 const Color red = Color(0xFFAA0000);
 const Color green = Color(0xFF00AA00);
 
-const int greenCenterBlurred = 0x1C001300;
-const int greenSideBlurred = 0x15000E00;
-const int greenCornerBlurred = 0x10000A00;
+const int greenCenterBlurred = 0x29001B00;
+const int greenSideBlurred = 0x19001000;
+const int greenCornerBlurred = 0x0F000A00;
 
 const int greenCenterScaled = 0xFF00AA00;
 const int greenSideScaled = 0x80005500;