diff --git a/.github/workflows/create-condalock-file.yml b/.github/workflows/create-condalock-file.yml
index e6018bfe..6520ddfe 100644
--- a/.github/workflows/create-condalock-file.yml
+++ b/.github/workflows/create-condalock-file.yml
@@ -23,7 +23,7 @@ jobs:
       - uses: actions/checkout@v6
         with:
           fetch-depth: 0
-      - uses: conda-incubator/setup-miniconda@v3
+      - uses: conda-incubator/setup-miniconda@v4
         with:
           auto-update-conda: true
           activate-environment: activestorage-fromlock
diff --git a/.github/workflows/install-from-condalock-file.yml b/.github/workflows/install-from-condalock-file.yml
index 81213ac7..2a2cf1c8 100644
--- a/.github/workflows/install-from-condalock-file.yml
+++ b/.github/workflows/install-from-condalock-file.yml
@@ -28,7 +28,7 @@ jobs:
       - uses: actions/checkout@v6
         with:
           fetch-depth: 0
-      - uses: conda-incubator/setup-miniconda@v3
+      - uses: conda-incubator/setup-miniconda@v4
         with:
           activate-environment: activestorage-fromlock
           python-version: ${{ matrix.python-version }}
diff --git a/.github/workflows/run-s3-test-push.yml b/.github/workflows/run-s3-test-push.yml
index cb0cd7dc..c43613ee 100644
--- a/.github/workflows/run-s3-test-push.yml
+++ b/.github/workflows/run-s3-test-push.yml
@@ -34,7 +34,7 @@ jobs:
           done
       - name: Run Reductionist container
         run: docker run -it --detach --rm --net=host --name reductionist ghcr.io/stackhpc/reductionist-rs:latest
-      - uses: conda-incubator/setup-miniconda@v3
+      - uses: conda-incubator/setup-miniconda@v4
         with:
           activate-environment: activestorage-minio
           environment-file: environment.yml
diff --git a/.github/workflows/run-test-push.yml b/.github/workflows/run-test-push.yml
index 89b5680d..475fdf90 100644
--- a/.github/workflows/run-test-push.yml
+++ b/.github/workflows/run-test-push.yml
@@ -20,7 +20,7 @@ jobs:
       - uses: actions/checkout@v6
         with:
           fetch-depth: 0
-      - uses: conda-incubator/setup-miniconda@v3
+      - uses: conda-incubator/setup-miniconda@v4
         with:
           activate-environment: activestorage
           environment-file: environment.yml
diff --git a/.github/workflows/run-tests-condaforge.yml b/.github/workflows/run-tests-condaforge.yml
index 38af29be..31982d35 100644
--- a/.github/workflows/run-tests-condaforge.yml
+++ b/.github/workflows/run-tests-condaforge.yml
@@ -24,7 +24,7 @@ jobs:
       - uses: actions/checkout@v6
         with:
           fetch-depth: 0
-      - uses: conda-incubator/setup-miniconda@v3
+      - uses: conda-incubator/setup-miniconda@v4
         with:
           activate-environment: activestorage
           python-version: ${{ matrix.python-version }}
@@ -57,7 +57,7 @@ jobs:
       - uses: actions/checkout@v6
         with:
           fetch-depth: 0
-      - uses: conda-incubator/setup-miniconda@v3
+      - uses: conda-incubator/setup-miniconda@v4
         with:
           activate-environment: activestorage
           python-version: ${{ matrix.python-version }}
diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index 232ced5d..7a804b28 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -24,7 +24,7 @@ jobs:
       - uses: actions/checkout@v6
         with:
           fetch-depth: 0
-      - uses: conda-incubator/setup-miniconda@v3
+      - uses: conda-incubator/setup-miniconda@v4
         with:
           activate-environment: activestorage
           environment-file: environment.yml
@@ -49,7 +49,7 @@ jobs:
       - uses: actions/checkout@v6
         with:
           fetch-depth: 0
-      - uses: conda-incubator/setup-miniconda@v3
+      - uses: conda-incubator/setup-miniconda@v4
         with:
           activate-environment: activestorage
           environment-file: environment.yml
diff --git a/.github/workflows/test_s3_minio.yml b/.github/workflows/test_s3_minio.yml
index 7fcf57a4..f086133f 100644
--- a/.github/workflows/test_s3_minio.yml
+++ b/.github/workflows/test_s3_minio.yml
@@ -38,7 +38,7 @@ jobs:
           done
       - name: Run Reductionist container
         run: docker run -it --detach --rm --net=host --name reductionist ghcr.io/stackhpc/reductionist-rs:latest
-      - uses: conda-incubator/setup-miniconda@v3
+      - uses: conda-incubator/setup-miniconda@v4
         with:
           activate-environment: activestorage-minio
           environment-file: environment.yml