diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 21314bd..9f8b571 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -24,7 +24,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
 
     - name: Cache pip dependencies
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cache/pip
         key: ${{ runner.os }}-pip-${{ matrix.python-version }}-${{ hashFiles('**/pyproject.toml') }}
@@ -60,7 +60,7 @@ jobs:
         python-version: "3.10"
 
     - name: Cache pip dependencies
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cache/pip
         key: ${{ runner.os }}-pip-lint-${{ hashFiles('**/pyproject.toml') }}
@@ -92,7 +92,7 @@ jobs:
         python-version: "3.10"
 
     - name: Cache pip dependencies
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cache/pip
         key: ${{ runner.os }}-pip-mypy-${{ hashFiles('**/pyproject.toml') }}