diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index f7eb4c8..e15502d 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -65,7 +65,7 @@ jobs:
         uses: actions/checkout@v6
 
       - name: install cargo-msrv
-        uses: taiki-e/install-action@v2
+        uses: taiki-e/install-action@v2.85.5
         with:
           tool: cargo-msrv