diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e847b94b..834f5157 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4
-      - uses: coursier/cache-action@v5
+      - uses: coursier/cache-action@v6
       - uses: actions/setup-java@v4
         with:
           java-version: "11"
diff --git a/.github/workflows/ghpages.yml b/.github/workflows/ghpages.yml
index 717ea1c3..6be02e89 100644
--- a/.github/workflows/ghpages.yml
+++ b/.github/workflows/ghpages.yml
@@ -17,7 +17,7 @@ jobs:
         with:
           java-version: "11"
           distribution: "adopt"
-      - uses: coursier/cache-action@v5
+      - uses: coursier/cache-action@v6
       - name: Build
         run: sbt manual/makeSite
       - name: Deploy
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 08f52039..6c6068e7 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -16,7 +16,7 @@ jobs:
           java-version: "8"
           distribution: "adopt"
       - uses: olafurpg/setup-gpg@v3
-      - uses: coursier/cache-action@v5
+      - uses: coursier/cache-action@v6
       - name: Publish
         run: sbt clean ci-release
         env: