diff --git a/.github/actions/publish-package/action.yml b/.github/actions/publish-package/action.yml
index f5e9779308e..66d2f12bf6f 100644
--- a/.github/actions/publish-package/action.yml
+++ b/.github/actions/publish-package/action.yml
@@ -4,6 +4,10 @@ inputs:
   repository:
     description: 'Anaconda repository'
     required: true
+    default: 'mantidimaging'
+  repository-old:
+    description: 'Anaconda repository - old'
+    required: true
     default: 'mantid'
   label:
     description: 'Label'
@@ -12,6 +16,9 @@ inputs:
   token:
     description: 'Anaconda API Token'
     required: true
+  token-old:
+    description: 'Anaconda API Token - old'
+    required: true
 
 description: Build conda package
 runs:
@@ -35,8 +42,10 @@ runs:
     shell: bash -l {0}
     run: |
       conda activate build-env
-      conda config --set anaconda_upload yes
+      conda config --set anaconda_upload no
       # if the upload silently fails - check the token expiration. Conda can fail silently!
-      conda mambabuild --user ${{ inputs.repository }} --token ${{ inputs.token }} --label ${{ inputs.label }} $GITHUB_WORKSPACE/conda |& tee upload.log
+      conda mambabuild $GITHUB_WORKSPACE/conda
+      anaconda -t ${{ inputs.token }} upload --user ${{ inputs.repository }} --label ${{ inputs.label }} ${CONDA_PREFIX}/conda-bld/*/mantidimaging*.tar.bz2 |& tee upload.log
+      anaconda -t ${{ inputs.token-old }} upload --user ${{ inputs.repository-old }} --label ${{ inputs.label }} ${CONDA_PREFIX}/conda-bld/*/mantidimaging*.tar.bz2
       # Check that upload completed
       grep "Upload complete" upload.log
diff --git a/.github/workflows/conda.yml b/.github/workflows/conda.yml
index 97ab5ddac69..0484e8b8a34 100644
--- a/.github/workflows/conda.yml
+++ b/.github/workflows/conda.yml
@@ -136,8 +136,8 @@ jobs:
 
       # Always label as unstable. Builds of stable releases can be manually labeled to 'main' once tested
       - name: publish 'unstable' package
-        if: github.event_name == 'release' || (github.event_name == 'push' && (github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/heads/release')))
         uses: ./.github/actions/publish-package
         with:
-          label: unstable
-          token: ${{ secrets.ANACONDA_API_TOKEN }}
+          label: upload-test-mike
+          token: ${{ secrets.ANACONDA_API_TOKEN_MANTIDIMAGING }}
+          token-old: ${{ secrets.ANACONDA_API_TOKEN }}
diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index e9f8d744428..bdcb33157f8 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -122,8 +122,8 @@ jobs:
       # Label as 'windows-build-test' for testing purposes.
       # To re-enable, use the if rule from the conda workflow and change label to 'unstable' after testing
       - name: publish package
-        if: github.event_name == 'release' || (github.event_name == 'push' && (github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/heads/release')))
         uses: ./.github/actions/publish-package
         with:
-          label: unstable
-          token: ${{ secrets.ANACONDA_API_TOKEN }}
+          label: upload-test-mike
+          token: ${{ secrets.ANACONDA_API_TOKEN_MANTIDIMAGING }}
+          token-old: ${{ secrets.ANACONDA_API_TOKEN }}