diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 1559b7e..e60a71d 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -22,7 +22,7 @@ jobs:
         uses: rust-build/rust-build.action@v1.4.3
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          TOOLCHAIN_VERSION: 1.70
+          TOOLCHAIN_VERSION: 1.70.0
         with:
           RUSTTARGET: ${{ matrix.target }}
           ARCHIVE_TYPES: ${{ matrix.archive }}