diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e8883687e..464ee4532 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1126,10 +1126,10 @@ jobs:
     timeout-minutes: 10
     steps:
       - uses: actions/checkout@v4
-      - name: Install Rust ${{ env.rust_stable }}
+      - name: Install Rust 1.98
         uses: dtolnay/rust-toolchain@stable
         with:
-          toolchain: ${{ env.rust_stable }}
+          toolchain: '1.98'
           targets: wasm32-wasip2
 
       - name: Install cargo-nextest, wasmtime