diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c053a35..196cedb 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,7 +17,7 @@ jobs:
         julia-version: ['lts', '1']
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Set up Julia
         uses: julia-actions/setup-julia@v1
@@ -48,7 +48,7 @@ jobs:
         julia-version: ['lts', '1']
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Set up Julia
         uses: julia-actions/setup-julia@v1
@@ -78,7 +78,7 @@ jobs:
         os: [ubuntu-latest, macos-latest, windows-latest]
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Set up Rust
         uses: dtolnay/rust-toolchain@stable
@@ -123,7 +123,7 @@ jobs:
         julia-version: ['lts', '1']
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Set up Julia
         uses: julia-actions/setup-julia@v1
@@ -182,7 +182,7 @@ jobs:
         julia-version: ['1']
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Set up Julia
         uses: julia-actions/setup-julia@v1