diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 9ee5b73..04d8fda 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -25,7 +25,7 @@ jobs:
           - "3.10"
     steps:
       - uses: actions/checkout@v4
-      - uses: dtolnay/rust-toolchain@1.71.1
+      - uses: dtolnay/rust-toolchain@1.80.0
       - uses: Swatinem/rust-cache@v2
       - name: Setup python ${{ matrix.py }}
         uses: actions/setup-python@v5
@@ -38,7 +38,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: dtolnay/rust-toolchain@1.71.1
+      - uses: dtolnay/rust-toolchain@1.80.0
       - uses: Swatinem/rust-cache@v2
       - uses: actions/setup-python@v5
         with:
@@ -51,7 +51,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: dtolnay/rust-toolchain@1.71.1
+      - uses: dtolnay/rust-toolchain@1.80.0
       - uses: Swatinem/rust-cache@v2
       - uses: actions/setup-python@v5
         with:
@@ -66,7 +66,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: dtolnay/rust-toolchain@1.71.1
+      - uses: dtolnay/rust-toolchain@1.80.0
       - uses: Swatinem/rust-cache@v2
       - uses: actions/setup-python@v5
         with: