diff --git a/CHANGELOG.md b/CHANGELOG.md
index a4da721..d9019e8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Changelog
 
-## [2.0.0] - TBD
+## [2.0.0] - 2021-07-28
 
 ### Added
 * `.toHex8()` at [PR #17](https://github.com/TinyCommunity/tinycolor2/pull/17)
diff --git a/LICENSE.md b/LICENSE
similarity index 100%
rename from LICENSE.md
rename to LICENSE
diff --git a/lib/src/tinycolor.dart b/lib/src/tinycolor.dart
index 6ec590e..60b307e 100644
--- a/lib/src/tinycolor.dart
+++ b/lib/src/tinycolor.dart
@@ -79,19 +79,25 @@ class TinyColor {
     final color = Color.fromARGB(
       _color.alpha,
       math.max(
-          0, math.min(
-              255, _color.red - (255 * -(amount / 100)).round(),
-          ),
+        0,
+        math.min(
+          255,
+          _color.red - (255 * -(amount / 100)).round(),
+        ),
       ),
       math.max(
-          0, math.min(
-              255, _color.green - (255 * -(amount / 100)).round(),
-          ),
+        0,
+        math.min(
+          255,
+          _color.green - (255 * -(amount / 100)).round(),
+        ),
       ),
       math.max(
-          0, math.min(
-              255, _color.blue - (255 * -(amount / 100)).round(),
-          ),
+        0,
+        math.min(
+          255,
+          _color.blue - (255 * -(amount / 100)).round(),
+        ),
       ),
     );
     return TinyColor(color);
diff --git a/pubspec.yaml b/pubspec.yaml
index eef5023..86e46e5 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -4,8 +4,8 @@ version: 2.0.0
 homepage: https://github.com/TinyCommunity/tinycolor2
 
 environment:
-  sdk: ">=2.12.0-0 <3.0.0"
-  flutter: ">=1.12.0 <3.0.0"
+  sdk: ">=2.12.0 <3.0.0"
+  flutter: ">=1.12.0"
 
 dependencies:
   flutter:
diff --git a/test/tinycolor_test.dart b/test/tinycolor_test.dart
index 093cebe..787345d 100644
--- a/test/tinycolor_test.dart
+++ b/test/tinycolor_test.dart
@@ -7,7 +7,7 @@ void main() {
   test(
     "setAlpha updates alpha value of color",
     () {
-      TinyColor color = TinyColor(Color(0xFFFFFFFF));
+      final TinyColor color = TinyColor(const Color(0xFFFFFFFF));
       color.setAlpha(0x00);
       expect(color.color.alpha, 0x00);
     },
@@ -16,10 +16,11 @@ void main() {
   test(
     "setOpacity updates opacity value of color",
     () {
-      TinyColor color = TinyColor(Color(0xFFFFFFFF).withOpacity(1.0));
+      final TinyColor color =
+          TinyColor(const Color(0xFFFFFFFF).withOpacity(1.0));
       color.setOpacity(0.5);
 
-      // underlying dart implementation converts the opacity value to an 
+      // underlying dart implementation converts the opacity value to an
       // int, then back into a double. Thus some precision is loss.
       expect(color.color.opacity, moreOrLessEquals(0.5, epsilon: 1e-2));
     },