diff --git a/plugin/pubspec.lock b/plugin/pubspec.lock
index 21fac38b..602a6ac4 100644
--- a/plugin/pubspec.lock
+++ b/plugin/pubspec.lock
@@ -7,7 +7,7 @@ packages:
       name: characters
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0"
+    version: "1.2.0"
   collection:
     dependency: transitive
     description:
@@ -34,6 +34,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.1"
+  material_color_utilities:
+    dependency: transitive
+    description:
+      name: material_color_utilities
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.1.3"
   meta:
     dependency: transitive
     description:
@@ -59,7 +66,7 @@ packages:
       name: vector_math
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0"
+    version: "2.1.1"
 sdks:
   dart: ">=2.14.0 <3.0.0"
   flutter: ">=1.20.0"