diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index b9ce4a5..a3402ba 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -21,7 +21,7 @@ jobs:
           - windows-latest
         toolchain:
           - stable
-          - 1.67.1
+          - 1.70.0
     steps:
       - uses: actions/checkout@v4
       - run: rustup update ${{ matrix.toolchain }} && rustup default ${{ matrix.toolchain }}
@@ -59,7 +59,7 @@ jobs:
           - beta
         toolchain:
           - stable
-          - 1.67.1
+          - 1.70.0
     steps:
       - uses: actions/checkout@v4
       - run: rustup update ${{ matrix.toolchain }} && rustup default ${{ matrix.toolchain }}