diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
index e03f2a5d..c731e57f 100644
--- a/.github/workflows/cd.yml
+++ b/.github/workflows/cd.yml
@@ -40,10 +40,10 @@ jobs:
           elixir-version: ${{ env.ELIXIR_VERSION }}
 
       - name: Checkout Repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Cache deps
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: deps
           key: ${{ runner.os }}-mix-deps-${{ hashFiles('**/mix.lock') }}
@@ -51,7 +51,7 @@ jobs:
             ${{ runner.os }}-mix-deps-
 
       - name: Cache build
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: _build
           key: ${{ runner.os }}-mix-build-${{ hashFiles('**/mix.lock') }}
@@ -89,7 +89,7 @@ jobs:
 
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - uses: superfly/flyctl-actions/setup-flyctl@master
       - run: flyctl deploy --remote-only
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index c9618a59..3f673916 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -36,10 +36,10 @@ jobs:
           elixir-version: ${{ env.ELIXIR_VERSION }}
 
       - name: Checkout Repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Cache deps
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: deps
           key: ${{ runner.os }}-mix-deps-${{ hashFiles('**/mix.lock') }}
@@ -47,7 +47,7 @@ jobs:
             ${{ runner.os }}-mix-deps-
 
       - name: Cache build
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: _build
           key: ${{ runner.os }}-mix-build-${{ hashFiles('**/mix.lock') }}