diff --git a/.github/workflows/code-quality.yml b/.github/workflows/code-quality.yml
index 1013edb..9778cac 100644
--- a/.github/workflows/code-quality.yml
+++ b/.github/workflows/code-quality.yml
@@ -62,7 +62,7 @@ jobs:
         uses: actions/checkout@v7
 
       - name: Install cargo-deny
-        uses: taiki-e/install-action@v2
+        uses: taiki-e/install-action@v2.85.5
         with:
           tool: cargo-deny
 
diff --git a/.github/workflows/docker-checks.yml b/.github/workflows/docker-checks.yml
index a559b58..ff8cb9b 100644
--- a/.github/workflows/docker-checks.yml
+++ b/.github/workflows/docker-checks.yml
@@ -19,7 +19,7 @@ jobs:
         uses: actions/checkout@v7
 
       - name: Hadolint
-        uses: hadolint/hadolint-action@v3.3.0
+        uses: hadolint/hadolint-action@v3.4.0
         with:
           dockerfile: Dockerfile
 
diff --git a/.github/workflows/security-audit.yml b/.github/workflows/security-audit.yml
index e49b3dd..726249e 100644
--- a/.github/workflows/security-audit.yml
+++ b/.github/workflows/security-audit.yml
@@ -33,7 +33,7 @@ jobs:
         uses: actions/checkout@v7
 
       - name: Install cargo-deny
-        uses: taiki-e/install-action@v2
+        uses: taiki-e/install-action@v2.85.5
         with:
           tool: cargo-deny
 
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index d010a96..d9e594d 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -87,7 +87,7 @@ jobs:
           sleep 1
 
       - name: Install cargo-nextest and cargo-llvm-cov
-        uses: taiki-e/install-action@v2
+        uses: taiki-e/install-action@v2.85.5
         with:
           tool: cargo-nextest,cargo-llvm-cov