diff --git a/.github/workflows/msrv.yml b/.github/workflows/msrv.yml
index ab1002a..1faa483 100644
--- a/.github/workflows/msrv.yml
+++ b/.github/workflows/msrv.yml
@@ -22,7 +22,7 @@ jobs:
         uses: dtolnay/rust-toolchain@stable
 
       - name: install_cargo_msrv
-        run: cargo install --version 0.16.0-beta.11 --no-default-features cargo-msrv
+        run: cargo install --version 0.16.0-beta.15 --no-default-features cargo-msrv
 
       - name: version_of_cargo_msrv
         run: cargo msrv --version
@@ -34,11 +34,8 @@ jobs:
         run: cp Cargo.lock.msrv Cargo.lock
 
       - name: run_cargo_msrv
-        run: cargo msrv --output-format json verify -- cargo check
+        run: cargo msrv --output-format json verify -- cargo check --frozen
 
       - name: run_cargo_msrv_on_verify_failure
         if: ${{ failure() }}
-        run: cargo msrv --output-format json -- cargo check
-
-      - name: test_msrv # The MSRV is an older Rust compiler version, which produces slightly different error messages
-        run: cargo +$CURRENT_MSRV test --verbose --locked --features square-brackets-old-error-message
+        run: cargo msrv --output-format json -- cargo check --frozen