diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 668ada6..ee99244 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,7 +19,7 @@ jobs:
     name: rustfmt
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: dtolnay/rust-toolchain@stable
         with:
           components: rustfmt
@@ -29,7 +29,7 @@ jobs:
     name: clippy
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: dtolnay/rust-toolchain@stable
         with:
           components: clippy
@@ -40,7 +40,7 @@ jobs:
     name: test
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: dtolnay/rust-toolchain@stable
       - uses: Swatinem/rust-cache@v2
       - run: cargo test --workspace
@@ -49,7 +49,7 @@ jobs:
     name: release build
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: dtolnay/rust-toolchain@stable
       - uses: Swatinem/rust-cache@v2
       - run: cargo build --workspace --release
@@ -58,8 +58,8 @@ jobs:
     name: msrv (1.85)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-      - uses: dtolnay/rust-toolchain@1.85.0
+      - uses: actions/checkout@v7
+      - uses: dtolnay/rust-toolchain@1.100.0
       - uses: Swatinem/rust-cache@v2
       - run: cargo build --workspace
 
@@ -67,14 +67,14 @@ jobs:
     name: cargo-deny
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: EmbarkStudios/cargo-deny-action@v2
 
   corpus:
     name: e2e corpus (wine)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: dtolnay/rust-toolchain@stable
         with:
           targets: x86_64-pc-windows-gnu