diff --git a/.github/workflows/firmware-build.yml b/.github/workflows/firmware-build.yml
index b5dc6ce..2ef8ac4 100644
--- a/.github/workflows/firmware-build.yml
+++ b/.github/workflows/firmware-build.yml
@@ -25,7 +25,7 @@ jobs:
     
     - name: Cache Pico SDK
       id: cache-pico-sdk
-      uses: actions/cache@v3
+      uses: actions/cache@v5
       with:
         path: ~/pico-sdk
         key: ${{ runner.os }}-pico-sdk-${{ hashFiles('**/pico_sdk_import.cmake') }}
diff --git a/.github/workflows/python-tests.yml b/.github/workflows/python-tests.yml
index db6a908..e510cb1 100644
--- a/.github/workflows/python-tests.yml
+++ b/.github/workflows/python-tests.yml
@@ -27,7 +27,7 @@ jobs:
         python-version: '3.10'
     
     - name: Cache pip dependencies
-      uses: actions/cache@v3
+      uses: actions/cache@v5
       with:
         path: ~/.cache/pip
         key: ${{ runner.os }}-pip-${{ hashFiles('**/setup.py') }}
@@ -74,7 +74,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
     
     - name: Cache pip dependencies
-      uses: actions/cache@v3
+      uses: actions/cache@v5
       with:
         path: ~/.cache/pip
         key: ${{ runner.os }}-pip-${{ matrix.python-version }}-${{ hashFiles('**/setup.py') }}
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index c9f21a7..a7338e0 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -34,7 +34,7 @@ jobs:
           build-essential
     
     - name: Cache Pico SDK
-      uses: actions/cache@v3
+      uses: actions/cache@v5
       with:
         path: ~/pico-sdk
         key: ${{ runner.os }}-pico-sdk-release