diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index a238e78..5c943bb 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -24,7 +24,7 @@ jobs:
         uses: rust-build/rust-build.action@v1.4.0
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          TOOLCHAIN_VERSION: "1.66.0"
+          TOOLCHAIN_VERSION: "1.77.0"
         with:
           RUSTTARGET: ${{ matrix.target }}
           ARCHIVE_TYPES: ${{ matrix.archive }}