diff --git a/.github/workflows/nnunet_smoke_tests.yaml b/.github/workflows/nnunet_smoke_tests.yaml
index 2d4edebae..e0e0562da 100644
--- a/.github/workflows/nnunet_smoke_tests.yaml
+++ b/.github/workflows/nnunet_smoke_tests.yaml
@@ -37,7 +37,7 @@ jobs:
         run: python -c "import sys; print(sys.version)"
 
       - name: Set up cache
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         id: cached-uv-dependencies
         with:
           path: .venv
diff --git a/.github/workflows/standard_smoke_tests.yaml b/.github/workflows/standard_smoke_tests.yaml
index a2f276413..38e4efc1d 100644
--- a/.github/workflows/standard_smoke_tests.yaml
+++ b/.github/workflows/standard_smoke_tests.yaml
@@ -37,7 +37,7 @@ jobs:
         run: python -c "import sys; print(sys.version)"
 
       - name: Set up cache
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         id: cached-uv-dependencies
         with:
           path: .venv
diff --git a/.github/workflows/static_code_checks.yaml b/.github/workflows/static_code_checks.yaml
index 634dd44cc..76c44d2f5 100644
--- a/.github/workflows/static_code_checks.yaml
+++ b/.github/workflows/static_code_checks.yaml
@@ -31,7 +31,7 @@ jobs:
           python-version-file: ".python-version"
 
       - name: Set up cache
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         id: cached-uv-dependencies
         with:
           path: .venv
diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index e0d380570..b808e2188 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -35,7 +35,7 @@ jobs:
         run: python -c "import sys; print(sys.version)"
 
       - name: Set up cache
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         id: cached-uv-dependencies
         with:
           path: .venv