diff --git a/.github/workflows/primer.yml b/.github/workflows/primer.yml
index e255c1c9..2cd4e72f 100644
--- a/.github/workflows/primer.yml
+++ b/.github/workflows/primer.yml
@@ -32,7 +32,7 @@ jobs:
           installer-parallel: true
       - name: Load cached venv
         id: cached-poetry-dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: .venv
           key: primer-venv-${{ runner.os }}-${{ steps.setup-python.outputs.python-version }}-${{ hashFiles('**/poetry.lock') }}
diff --git a/.github/workflows/static.yml b/.github/workflows/static.yml
index d96c838b..c272e5c5 100644
--- a/.github/workflows/static.yml
+++ b/.github/workflows/static.yml
@@ -30,7 +30,7 @@ jobs:
           installer-parallel: true
       - name: Load cached venv
         id: cached-poetry-dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: .venv
           key: static-venv-${{ runner.os }}-${{ steps.setup-python.outputs.python-version }}-${{ hashFiles('**/poetry.lock') }}
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index f4f3c413..3a9c8f1f 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -62,7 +62,7 @@ jobs:
           python-version: ${{ matrix.py }}
       - name: Load cached Poetry installation
         id: cached-poetry-install
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/.local
           key: poetry-${{ runner.os }}-${{ steps.setup-python.outputs.python-version }}-${{ hashFiles('**/poetry.lock') }}
@@ -76,7 +76,7 @@ jobs:
           installer-parallel: true
       - name: Load cached venv
         id: cached-poetry-dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: .venv
           key: venv-${{ runner.os }}-${{ steps.setup-python.outputs.python-version }}-${{ hashFiles('**/poetry.lock') }}