diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ab73953..b0e0339 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -41,7 +41,7 @@ jobs:
       - name: Install poetry
         uses: abatilo/actions-poetry@v4
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: ~/.cache/pypoetry/virtualenvs
           key: ${{ runner.os }}-poetry-${{ hashFiles('poetry.lock') }}
@@ -82,7 +82,7 @@ jobs:
         with:
           python-version: '3.14'
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: ~/.cache/pypoetry/virtualenvs
           key: ${{ runner.os }}-poetry-${{ hashFiles('poetry.lock') }}
@@ -132,7 +132,7 @@ jobs:
         with:
           python-version: '3.14'
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: ~/.cache/pypoetry/virtualenvs
           key: ${{ runner.os }}-poetry-${{ hashFiles('poetry.lock') }}
@@ -174,7 +174,7 @@ jobs:
         with:
           python-version: '3.14'
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: ~/.cache/pypoetry/virtualenvs
           key: ${{ runner.os }}-poetry-${{ hashFiles('poetry.lock') }}
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 1d3f165..26eec08 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -22,7 +22,7 @@ jobs:
         with:
           python-version: '3.14'
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: ~/.cache/pypoetry/virtualenvs
           key: ${{ runner.os }}-poetry-${{ hashFiles('poetry.lock') }}
@@ -53,7 +53,7 @@ jobs:
         with:
           python-version: '3.14'
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: ~/.cache/pypoetry/virtualenvs
           key: ${{ runner.os }}-poetry-${{ hashFiles('poetry.lock') }}
diff --git a/.github/workflows/semantic-release.yml b/.github/workflows/semantic-release.yml
index d7fd03c..0a766f1 100644
--- a/.github/workflows/semantic-release.yml
+++ b/.github/workflows/semantic-release.yml
@@ -29,7 +29,7 @@ jobs:
         with:
           python-version: '3.14'
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: ~/.cache/pypoetry/virtualenvs
           key: ${{ runner.os }}-poetry-${{ hashFiles('poetry.lock') }}