diff --git a/.github/workflows/clojure.yml b/.github/workflows/clojure.yml
index a7d5036..eb7998a 100644
--- a/.github/workflows/clojure.yml
+++ b/.github/workflows/clojure.yml
@@ -12,10 +12,10 @@ jobs:
 
     steps:
       - name: Check out Git repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
 
       - name: Cache mvn/git deps
-        uses: actions/cache@v3
+        uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
         id: cache-deps
         with:
           path: |