diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 32ad587..759b7af 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -7,8 +7,8 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
-      - uses: moonrepo/setup-toolchain@v0
+      - uses: actions/checkout@v4.4.0
+      - uses: moonrepo/setup-toolchain@v0.6.4
         with:
           auto-install: true