diff --git a/.github/find-hotfix-tags.sh b/.github/find-hotfix-tags.sh
index 6ef6a4a..7733f40 100755
--- a/.github/find-hotfix-tags.sh
+++ b/.github/find-hotfix-tags.sh
@@ -40,4 +40,4 @@ cat dockerhub_tags
 build_candidate=$(comm -23 git_tags dockerhub_tags | head -n 1)
 
 echo "Found hotfix tag build candidate: $build_candidate"
-echo "::set-output name=tag::$build_candidate"
+echo "tag=$build_candidate" >> $GITHUB_OUTPUT
diff --git a/.github/workflows/release-series-builds.yml b/.github/workflows/release-series-builds.yml
index 2f6fa0f..e5ff367 100644
--- a/.github/workflows/release-series-builds.yml
+++ b/.github/workflows/release-series-builds.yml
@@ -24,10 +24,10 @@ jobs:
         osg_series: ['3.6']
     steps:
 
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Cache base image
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: /tmp/.base-buildx-cache
           key: base-${{ matrix.osg_series}}-${{ matrix.repo }}-buildx-${{ github.sha }}-${{ github.run_id }}
@@ -37,10 +37,10 @@ jobs:
             base-${{ matrix.osg_series }}-${{ matrix.repo }}-buildx-
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v1
+        uses: docker/setup-buildx-action@v2.7.0
 
       - name: Build Docker image
-        uses: docker/build-push-action@v2.2.2
+        uses: docker/build-push-action@v4
         with:
           context: .
           build-args: |
@@ -61,25 +61,25 @@ jobs:
         osg_series: ['3.6']
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Load cached base image
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: /tmp/.base-buildx-cache
           key: base-${{ matrix.osg_series }}-${{ matrix.repo }}-buildx-${{ github.sha }}-${{ github.run_id }}
 
       - name: Cache child image
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: /tmp/.${{ matrix.image }}-buildx-cache
           key: ${{ matrix.image}}-${{matrix.osg_series }}-${{ matrix.repo}}-build-${{ github.sha}}-${{ github.run_id }}
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v1
+        uses: docker/setup-buildx-action@v2.7.0
 
       - name: Build Docker image
-        uses: docker/build-push-action@v2.2.2
+        uses: docker/build-push-action@v4
         with:
           context: .
           build-args: |
@@ -100,25 +100,25 @@ jobs:
         repo: ['development', 'testing', 'release']
         osg_series: ['3.6']
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Load stash-cache build cache
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: /tmp/.stash-cache-buildx-cache
           key: stash-cache-${{ matrix.osg_series }}-${{ matrix.repo}}-build-${{ github.sha}}-${{ github.run_id }}
 
       - name: Load stash-origin build cache
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: /tmp/.stash-origin-buildx-cache
           key: stash-origin-${{ matrix.osg_series }}-${{ matrix.repo}}-build-${{ github.sha}}-${{ github.run_id }}
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v1
+        uses: docker/setup-buildx-action@v2.7.0
 
       - name: Load stash-cache image
-        uses: docker/build-push-action@v2.2.2
+        uses: docker/build-push-action@v4
         with:
           context: .
           build-args: |
@@ -130,7 +130,7 @@ jobs:
           cache-from: type=local,src=/tmp/.stash-cache-buildx-cache
 
       - name: Load stash-origin image
-        uses: docker/build-push-action@v2.2.2
+        uses: docker/build-push-action@v4
         with:
           context: .
           build-args: |            
@@ -152,7 +152,7 @@ jobs:
     steps:
     - name: make date tag
       id: mkdatetag
-      run: echo "::set-output name=dtag::$(date +%Y%m%d-%H%M)"
+      run: echo "dtag=$(date +%Y%m%d-%H%M)" >> $GITHUB_OUTPUT
 
   push-images:
     name: Push ${{ matrix.image }}:${{ matrix.osg_series }}-${{ matrix.repo }} image
@@ -165,10 +165,10 @@ jobs:
     needs: [make-date-tag, test-stash-cache]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Load cached child image
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: /tmp/.${{ matrix.image }}-buildx-cache
           key: ${{ matrix.image}}-${{ matrix.osg_series }}-${{ matrix.repo}}-build-${{ github.sha}}-${{ github.run_id }}
@@ -191,26 +191,26 @@ jobs:
           # This causes the tag_list array to be comma-separated below,
           # which is required for build-push-action
           IFS=,
-          echo "::set-output name=taglist::${tag_list[*]}"
+          echo "taglist=${tag_list[*]}" >> $GITHUB_OUTPUT
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v1
+        uses: docker/setup-buildx-action@v2.7.0
 
       - name: Log in to Docker Hub
-        uses: docker/login-action@v1
+        uses: docker/login-action@v2.2.0
         with:
           username: ${{ secrets.DOCKER_USERNAME }}
           password: ${{ secrets.DOCKER_PASSWORD }}
           
       - name: Log in to OSG Harbor
-        uses: docker/login-action@v1
+        uses: docker/login-action@v2.2.0
         with:
           registry: hub.opensciencegrid.org
           username: ${{ secrets.OSG_HARBOR_ROBOT_USER }}
           password: ${{ secrets.OSG_HARBOR_ROBOT_PASSWORD }}
 
       - name: Build ${{ matrix.image}} image
-        uses: docker/build-push-action@v2.2.2
+        uses: docker/build-push-action@v4
         with:
           context: .
           push: True