diff --git a/pubspec.lock b/pubspec.lock
index cb0e184d8..cf08abda6 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -28,7 +28,7 @@ packages:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.4.1"
+    version: "2.4.2"
   boolean_selector:
     dependency: transitive
     description:
@@ -43,6 +43,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.3.0-rc"
+  characters:
+    dependency: transitive
+    description:
+      name: characters
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.0"
   charcode:
     dependency: transitive
     description:
@@ -70,7 +77,7 @@ packages:
       name: collection
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.14.12"
+    version: "1.14.13"
   computer:
     dependency: "direct main"
     description:
@@ -264,7 +271,7 @@ packages:
       name: flutter_sodium
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.4"
+    version: "0.1.6"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -372,7 +379,7 @@ packages:
       name: matcher
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.6"
+    version: "0.12.8"
   meta:
     dependency: transitive
     description:
@@ -622,7 +629,7 @@ packages:
       name: stack_trace
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.9.3"
+    version: "1.9.5"
   stream_channel:
     dependency: transitive
     description:
@@ -664,14 +671,14 @@ packages:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.16"
+    version: "0.2.17"
   typed_data:
     dependency: transitive
     description:
       name: typed_data
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.6"
+    version: "1.2.0"
   uni_links:
     dependency: "direct main"
     description:
@@ -792,5 +799,5 @@ packages:
     source: hosted
     version: "2.2.1"
 sdks:
-  dart: ">=2.8.0 <3.0.0"
+  dart: ">=2.9.0-14.0.dev <3.0.0"
   flutter: ">=1.19.0-2.0.pre <2.0.0"
diff --git a/pubspec.yaml b/pubspec.yaml
index 51f5a39fe..9feec6038 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -60,7 +60,7 @@ dependencies:
   flutter_secure_storage: ^3.3.3
   uni_links: ^0.4.0
   crisp: ^0.1.3
-  flutter_sodium: ^0.1.4
+  flutter_sodium: ^0.1.6
 
 dev_dependencies:
   flutter_test: