diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ad44fe2..35c381f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,7 +13,14 @@ on:
 env:
   RUSTFLAGS: -Dwarnings
   RUST_BACKTRACE: 1
-  minrust: '1.56'
+
+defaults:
+  run:
+    shell: bash
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.sha }}
+  cancel-in-progress: true
 
 jobs:
   test:
@@ -29,21 +36,19 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - name: Install Rust
-        run: rustup update ${{ env.minrust }} && rustup default ${{ env.minrust }}
-      - run: cargo check --workspace --all-features
+      - name: Install cargo-hack
+        uses: taiki-e/install-action@cargo-hack
+      - run: cargo hack check --workspace --all-features --ignore-private --rust-version
 
   no-std:
     strategy:
       fail-fast: false
       matrix:
         # thumbv7m-none-eabi supports atomic CAS.
-        # thumbv6m-none-eabi supports atomic, but not atomic CAS.
-        # riscv32i-unknown-none-elf does not support atomic at all.
+        # thumbv6m-none-eabi supports atomic load/store, but not atomic CAS.
         target:
           - thumbv6m-none-eabi
           - thumbv7m-none-eabi
-          - riscv32i-unknown-none-elf
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
@@ -88,7 +93,7 @@ jobs:
               echo "::set-output name=success::false"
           fi
         if: github.repository_owner == 'tokio-rs' && github.event_name == 'schedule'
-      - uses: peter-evans/create-pull-request@v3
+      - uses: peter-evans/create-pull-request@v6
         with:
           title: Update no_atomic.rs
           body: |
@@ -106,7 +111,7 @@ jobs:
       - uses: actions/checkout@v4
       - name: Install Rust
         run: rustup update stable
-      - run: cargo fmt --all -- --check
+      - run: cargo fmt --all --check
 
   docs:
     runs-on: ubuntu-latest
diff --git a/valuable/no_atomic.rs b/valuable/no_atomic.rs
index 631e6b0..1df2439 100644
--- a/valuable/no_atomic.rs
+++ b/valuable/no_atomic.rs
@@ -50,10 +50,14 @@ const NO_ATOMIC_64: &[&str] = &[
     "powerpc-wrs-vxworks-spe",
     "riscv32gc-unknown-linux-gnu",
     "riscv32gc-unknown-linux-musl",
+    "riscv32i-unknown-none-elf",
+    "riscv32im-unknown-none-elf",
     "riscv32imac-esp-espidf",
     "riscv32imac-unknown-none-elf",
     "riscv32imac-unknown-xous-elf",
+    "riscv32imafc-unknown-none-elf",
     "riscv32imc-esp-espidf",
+    "riscv32imc-unknown-none-elf",
     "sparc-unknown-linux-gnu",
     "sparc-unknown-none-elf",
     "thumbv4t-none-eabi",
@@ -73,7 +77,4 @@ const NO_ATOMIC: &[&str] = &[
     "bpfel-unknown-none",
     "mipsel-sony-psx",
     "msp430-none-elf",
-    "riscv32i-unknown-none-elf",
-    "riscv32im-unknown-none-elf",
-    "riscv32imc-unknown-none-elf",
 ];