diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d6b915f..a7c0d6b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -23,7 +23,7 @@ jobs:
         with:
           otp-version: ${{matrix.otp}}
           elixir-version: ${{matrix.elixir}}
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: |
             deps
@@ -48,7 +48,7 @@ jobs:
         with:
           otp-version: 28.x
           elixir-version: 1.18.x
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: |
             deps
@@ -77,7 +77,7 @@ jobs:
       # Don't cache PLTs based on mix.lock hash, as Dialyzer can incrementally update even old ones
       # Cache key based on Elixir & Erlang version (also useful when running in matrix)
       - name: Restore PLT cache
-        uses: actions/cache/restore@v4
+        uses: actions/cache/restore@v5
         id: plt_cache
         with:
           key: |
@@ -98,7 +98,7 @@ jobs:
       # By default, the GitHub Cache action will only save the cache if all steps in the job succeed,
       # so we separate the cache restore and save steps in case running dialyzer fails.
       - name: Save PLT cache
-        uses: actions/cache/save@v4
+        uses: actions/cache/save@v5
         if: steps.plt_cache.outputs.cache-hit != 'true'
         id: plt_cache_save
         with:
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 603959a..2fd3751 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -29,7 +29,7 @@ jobs:
           elixir-version: ${{matrix.elixir}}
         if: ${{ steps.release.outputs.release_created }}
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         id: cache
         if: ${{ steps.release.outputs.release_created }}
         with: