diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 5d69067..e262c79 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -59,14 +59,14 @@ jobs:
     - uses: Swatinem/rust-cache@98c8021b550208e191a6a3145459bfc9fb29c4c0 # v2.8.0
       if: ${{ github.ref != 'refs/heads/main' }}
     - name: Build all targets with all features
-      uses: actions-rs/cargo@v1
+      uses: actions-rs/cargo@844f36862e911db73fe0815f00a4a2602c279505 # v1
       with:
         command: build
         args: --all-targets --all-features
     - name: Install latest nextest release
-      uses: taiki-e/install-action@nextest
+      uses: taiki-e/install-action@e537394e10461340f56469a03c3e73f1705074a9 # nextest
     - name: Test with latest nextest release
-      uses: actions-rs/cargo@v1
+      uses: actions-rs/cargo@844f36862e911db73fe0815f00a4a2602c279505 # v1
       with:
         command: nextest
         args: run --all-features --profile ci