diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 80f3f9a1..9e0fcf11 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -45,7 +45,7 @@ jobs:
         if: matrix.target.os == 'windows-latest'
         run: echo 'OPENSSL_DIR=C:\Program Files\OpenSSL-Win64' | Out-File -FilePath $env:GITHUB_ENV -Append
 
-      - name: Install ${{ matrix.version }}
+      - name: Install Rust (${{ matrix.version }})
         uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
           toolchain: ${{ matrix.version }}
diff --git a/.github/workflows/upload-doc.yml b/.github/workflows/upload-doc.yml
index f36cb138..66147949 100644
--- a/.github/workflows/upload-doc.yml
+++ b/.github/workflows/upload-doc.yml
@@ -3,6 +3,13 @@ name: Upload documentation
 on:
   push: { branches: [master] }
 
+permissions:
+  contents: write
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   build:
     permissions:
diff --git a/actix-codec/Cargo.toml b/actix-codec/Cargo.toml
index 0aa128bb..84f964c3 100644
--- a/actix-codec/Cargo.toml
+++ b/actix-codec/Cargo.toml
@@ -14,7 +14,7 @@ edition = "2021"
 rust-version = "1.60"
 
 [dependencies]
-bitflags = "1.2"
+bitflags = "2"
 bytes = "1"
 futures-core = { version = "0.3.7", default-features = false }
 futures-sink = { version = "0.3.7", default-features = false }
diff --git a/actix-codec/src/framed.rs b/actix-codec/src/framed.rs
index c03ea02d..0d62a61c 100644
--- a/actix-codec/src/framed.rs
+++ b/actix-codec/src/framed.rs
@@ -18,6 +18,7 @@ const LW: usize = 1024;
 const HW: usize = 8 * 1024;
 
 bitflags! {
+    #[derive(Debug, Clone, Copy)]
     struct Flags: u8 {
         const EOF = 0b0001;
         const READABLE = 0b0010;