diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index a33688a39..0cd348b0c 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -164,7 +164,7 @@ jobs:
 
       - name: Install msrv Rust on ubuntu-latest
         id:   install-rust
-        uses: dtolnay/rust-toolchain@1.67.0
+        uses: dtolnay/rust-toolchain@1.70.0
       - name: Cache the build artifacts
         uses: Swatinem/rust-cache@v2
         with: