diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1e33106b..4ebf5f50 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,7 +4,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-# [4.0.15] 2022-10-01
+# [4.0.15] 2022-10-07
 
 - Skip tracing for introspection queries. [#841](https://github.com/async-graphql/async-graphql/issues/841)
 - Add `SchemaBuilder::disable_suggestions` method to disable field suggestions. [#1101](https://github.com/async-graphql/async-graphql/issues/1101)
diff --git a/Cargo.toml b/Cargo.toml
index 61e394d1..ed927d44 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,7 +10,7 @@ license = "MIT/Apache-2.0"
 name = "async-graphql"
 readme = "README.md"
 repository = "https://github.com/async-graphql/async-graphql"
-version = "4.0.14"
+version = "4.0.15"
 
 [features]
 apollo_persisted_queries = ["lru", "sha2"]
@@ -28,9 +28,9 @@ tracing = ["tracinglib", "tracing-futures"]
 unblock = ["blocking"]
 
 [dependencies]
-async-graphql-derive = { path = "derive", version = "4.0.14" }
-async-graphql-parser = { path = "parser", version = "4.0.14" }
-async-graphql-value = { path = "value", version = "4.0.14" }
+async-graphql-derive = { path = "derive", version = "4.0.15" }
+async-graphql-parser = { path = "parser", version = "4.0.15" }
+async-graphql-value = { path = "value", version = "4.0.15" }
 
 async-stream = "0.3.0"
 async-trait = "0.1.48"
diff --git a/README.md b/README.md
index dfd955a4..5e8de7e8 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@
 
 </samp>
 
-[Feature Comparison](feature-comparison.md) • [Book](https://async-graphql.github.io/async-graphql/en/index.html) • [中文文档](https://async-graphql.github.io/async-graphql/zh-CN/index.html) • [Docs](https://docs.rs/async-graphql) • [GitHub repository](https://github.com/async-graphql/async-graphql) • [Cargo package](https://crates.io/crates/async-graphql)
+[Book](https://async-graphql.github.io/async-graphql/en/index.html) • [中文文档](https://async-graphql.github.io/async-graphql/zh-CN/index.html) • [Docs](https://docs.rs/async-graphql) • [GitHub repository](https://github.com/async-graphql/async-graphql) • [Cargo package](https://crates.io/crates/async-graphql)
 
 ---
 
diff --git a/derive/Cargo.toml b/derive/Cargo.toml
index a9d8be50..9ff3dcbf 100644
--- a/derive/Cargo.toml
+++ b/derive/Cargo.toml
@@ -9,13 +9,13 @@ keywords = ["futures", "async", "graphql"]
 license = "MIT/Apache-2.0"
 name = "async-graphql-derive"
 repository = "https://github.com/async-graphql/async-graphql"
-version = "4.0.14"
+version = "4.0.15"
 
 [lib]
 proc-macro = true
 
 [dependencies]
-async-graphql-parser = { path = "../parser", version = "4.0.14" }
+async-graphql-parser = { path = "../parser", version = "4.0.15" }
 
 Inflector = "0.11.4"
 darling = "0.14.0"
diff --git a/feature-comparison.md b/feature-comparison.md
deleted file mode 100644
index 14d2cb16..00000000
--- a/feature-comparison.md
+++ /dev/null
@@ -1,34 +0,0 @@
-# Feature Comparison
-
-Comparing Features of Other Rust GraphQL Implementations
-
-**Please let me know if there is anything wrong.**
-
-|                                                                        | async-graphql | juniper(0.15.1) |
-|------------------------------------------------------------------------|---------------|-----------------|
-| async/await                                                            | 👍            | 👍️             |
-| Rustfmt friendly(No DSL)                                               | 👍            | ⛔️              |
-| Boilerplate                                                            | Less          | Some            |         
-| Type Safety                                                            | 👍            | 👍              |
-| Query                                                                  | 👍            | 👍              |
-| Mutation                                                               | 👍            | 👍              |
-| Interfaces                                                             | 👍            | 👍              |
-| Union                                                                  | 👍            | 👍              |
-| Dataloading                                                            | 👍            | 👍              |
-| Custom Scalar                                                          | 👍            | 👍              |
-| Custom Error                                                           | 👍            | 👍              |
-| Custom Directive                                                       | 👍            | ⛔               |
-| [Oneof Input Object](https://github.com/graphql/graphql-spec/pull/825) | 👍            | ⛔               |
-| [Oneof Field](https://github.com/graphql/graphql-spec/pull/825)        | 👍            | ⛔               |
-| Extensions                                                             | 👍            | ⛔️              |
-| Cursor Connections                                                     | 👍            | ⛔️              |
-| Query complexity/depth                                                 | 👍            | ⛔️              | 
-| Input validators                                                       | 👍            | ⛔️              |
-| Field guard                                                            | 👍            | ⛔️              |
-| Multipart request(upload file)                                         | 👍            | ⛔️              |
-| Subscription                                                           | 👍            | 👍️             |
-| Opentracing                                                            | 👍            | ⛔️              |
-| Apollo Federation                                                      | 👍            | ⛔️              |
-| Apollo Tracing                                                         | 👍            | ⛔️              |
-| Apollo Persisted Queries                                               | 👍            | ⛔️              |
-| Disabling introspection                                                | 👍            | ⛔️              |
diff --git a/integrations/actix-web/Cargo.toml b/integrations/actix-web/Cargo.toml
index 5d04741c..fa031482 100644
--- a/integrations/actix-web/Cargo.toml
+++ b/integrations/actix-web/Cargo.toml
@@ -9,10 +9,10 @@ keywords = ["futures", "async", "graphql"]
 license = "MIT/Apache-2.0"
 name = "async-graphql-actix-web"
 repository = "https://github.com/async-graphql/async-graphql"
-version = "4.0.14"
+version = "4.0.15"
 
 [dependencies]
-async-graphql = { path = "../..", version = "4.0.14", default-features = false }
+async-graphql = { path = "../..", version = "4.0.15", default-features = false }
 
 actix = "0.13.0"
 actix-http = "3.1.0"
diff --git a/integrations/axum/Cargo.toml b/integrations/axum/Cargo.toml
index 24a4e614..1a110a3f 100644
--- a/integrations/axum/Cargo.toml
+++ b/integrations/axum/Cargo.toml
@@ -9,10 +9,10 @@ keywords = ["futures", "async", "graphql", "axum"]
 license = "MIT/Apache-2.0"
 name = "async-graphql-axum"
 repository = "https://github.com/async-graphql/async-graphql"
-version = "4.0.14"
+version = "4.0.15"
 
 [dependencies]
-async-graphql = { path = "../..", version = "4.0.14", default-features = false }
+async-graphql = { path = "../..", version = "4.0.15", default-features = false }
 
 async-trait = "0.1.51"
 axum = { version = "0.5.1", features = ["ws", "headers"] }
diff --git a/integrations/poem/Cargo.toml b/integrations/poem/Cargo.toml
index cebe5e6b..08089013 100644
--- a/integrations/poem/Cargo.toml
+++ b/integrations/poem/Cargo.toml
@@ -9,10 +9,10 @@ keywords = ["futures", "async", "graphql", "poem"]
 license = "MIT/Apache-2.0"
 name = "async-graphql-poem"
 repository = "https://github.com/async-graphql/async-graphql"
-version = "4.0.14"
+version = "4.0.15"
 
 [dependencies]
-async-graphql = { path = "../..", version = "4.0.14", default-features = false }
+async-graphql = { path = "../..", version = "4.0.15", default-features = false }
 
 futures-util = { version = "0.3.0", default-features = false }
 poem = { version = "1.3.0", features = ["websocket"] }
diff --git a/integrations/rocket/Cargo.toml b/integrations/rocket/Cargo.toml
index 11088875..339f8235 100644
--- a/integrations/rocket/Cargo.toml
+++ b/integrations/rocket/Cargo.toml
@@ -9,10 +9,10 @@ keywords = ["futures", "async", "graphql", "rocket"]
 license = "MIT/Apache-2.0"
 name = "async-graphql-rocket"
 repository = "https://github.com/async-graphql/async-graphql"
-version = "4.0.14"
+version = "4.0.15"
 
 [dependencies]
-async-graphql = { path = "../..", version = "4.0.14", default-features = false }
+async-graphql = { path = "../..", version = "4.0.15", default-features = false }
 
 rocket = { version = "0.5.0-rc.2", default-features = false }
 serde = "1.0.126"
diff --git a/integrations/tide/Cargo.toml b/integrations/tide/Cargo.toml
index c76cf829..79912d0c 100644
--- a/integrations/tide/Cargo.toml
+++ b/integrations/tide/Cargo.toml
@@ -9,14 +9,14 @@ keywords = ["futures", "async", "graphql"]
 license = "MIT/Apache-2.0"
 name = "async-graphql-tide"
 repository = "https://github.com/async-graphql/async-graphql"
-version = "4.0.14"
+version = "4.0.15"
 
 [features]
 default = ["websocket"]
 websocket = ["tide-websockets"]
 
 [dependencies]
-async-graphql = { path = "../..", version = "4.0.14", default-features = false }
+async-graphql = { path = "../..", version = "4.0.15", default-features = false }
 
 async-trait = "0.1.48"
 futures-util = "0.3.0"
diff --git a/integrations/warp/Cargo.toml b/integrations/warp/Cargo.toml
index 602a099c..01b379a9 100644
--- a/integrations/warp/Cargo.toml
+++ b/integrations/warp/Cargo.toml
@@ -9,10 +9,10 @@ keywords = ["futures", "async", "graphql"]
 license = "MIT/Apache-2.0"
 name = "async-graphql-warp"
 repository = "https://github.com/async-graphql/async-graphql"
-version = "4.0.14"
+version = "4.0.15"
 
 [dependencies]
-async-graphql = { path = "../..", version = "4.0.14", default-features = false }
+async-graphql = { path = "../..", version = "4.0.15", default-features = false }
 
 futures-util = { version = "0.3.0", default-features = false, features = [
   "sink",
diff --git a/parser/Cargo.toml b/parser/Cargo.toml
index 9317d874..5a75b4a1 100644
--- a/parser/Cargo.toml
+++ b/parser/Cargo.toml
@@ -9,10 +9,10 @@ keywords = ["futures", "async", "graphql"]
 license = "MIT/Apache-2.0"
 name = "async-graphql-parser"
 repository = "https://github.com/async-graphql/async-graphql"
-version = "4.0.14"
+version = "4.0.15"
 
 [dependencies]
-async-graphql-value = { path = "../value", version = "4.0.14" }
+async-graphql-value = { path = "../value", version = "4.0.15" }
 pest = "2.2.1"
 serde = { version = "1.0.125", features = ["derive"] }
 serde_json = "1.0.64"
diff --git a/value/Cargo.toml b/value/Cargo.toml
index 4fd6e257..3087135d 100644
--- a/value/Cargo.toml
+++ b/value/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "async-graphql-value"
-version = "4.0.14"
+version = "4.0.15"
 authors = ["sunli <scott_s829@163.com>", "Koxiaet"]
 edition = "2021"
 description = "GraphQL value for async-graphql"