diff --git a/.github/workflows/docker-build.yml b/.github/workflows/docker-build.yml
index 21fac93..7746ba5 100644
--- a/.github/workflows/docker-build.yml
+++ b/.github/workflows/docker-build.yml
@@ -33,7 +33,7 @@ jobs:
       - name: Write the current version to a file
         run: "{ git describe --tags --abbrev=0 & date +\"%d-%m-%y\" & git rev-list HEAD --max-count=1 --abbrev-commit;} > version.txt"
       - name: cache docker cache
-        uses: actions/cache@v2.1.4
+        uses: actions/cache@v2.1.5
         with:
           path: ${{ github.workspace }}/cache
           key: ${{ runner.os }}-docker-cpython-${{ hashFiles('**/requirements.txt') }}-${{ hashFiles('**/dockerhash.txt') }}
@@ -74,7 +74,7 @@ jobs:
       - name: Write the current version to a file
         run: "{ git describe --tags --abbrev=0 & date +\"%d-%m-%y\" & git rev-list HEAD --max-count=1 --abbrev-commit;} > version.txt"
       - name: cache docker cache
-        uses: actions/cache@v2.1.4
+        uses: actions/cache@v2.1.5
         with:
           path: ${{ github.workspace }}/cache
           key: ${{ runner.os }}-docker-pypy-${{ hashFiles('**/requirements.txt') }}-${{ hashFiles('**/dockerhash.txt') }}
@@ -115,7 +115,7 @@ jobs:
       - name: Write the current version to a file
         run: "{ git describe --tags --abbrev=0 & date +\"%d-%m-%y\" & git rev-list HEAD --max-count=1 --abbrev-commit;} > version.txt"
       - name: cache docker cache
-        uses: actions/cache@v2.1.4
+        uses: actions/cache@v2.1.5
         with:
           path: ${{ github.workspace }}/cache
           key: ${{ runner.os }}-docker-nginx-${{ hashFiles('**/dockerhash.txt') }}