diff --git a/pkgs/json_rpc_2/CHANGELOG.md b/pkgs/json_rpc_2/CHANGELOG.md
index 126ba00..5b3c860 100644
--- a/pkgs/json_rpc_2/CHANGELOG.md
+++ b/pkgs/json_rpc_2/CHANGELOG.md
@@ -1,4 +1,4 @@
-## 3.0.0-dev
+## 3.0.0
 
 * Migrate to null safety.
 * Accept responses even if the server converts the ID to a String.
diff --git a/pkgs/json_rpc_2/pubspec.yaml b/pkgs/json_rpc_2/pubspec.yaml
index e8d1b15..4e1b8a3 100644
--- a/pkgs/json_rpc_2/pubspec.yaml
+++ b/pkgs/json_rpc_2/pubspec.yaml
@@ -1,5 +1,5 @@
 name: json_rpc_2
-version: 3.0.0-dev
+version: 3.0.0
 description: >-
   Utilities to write a client or server using the JSON-RPC 2.0 spec.
 homepage: https://github.com/dart-lang/json_rpc_2
@@ -9,7 +9,7 @@
 
 dependencies:
   stack_trace: ^1.10.0
-  stream_channel: ">=1.1.0 <3.0.0"
+  stream_channel: ^2.1.0
 
 dev_dependencies:
   pedantic: ^1.11.0