diff --git a/.github/workflows/ci-conan.yml b/.github/workflows/ci-conan.yml
index 8af77be7..0b11c977 100644
--- a/.github/workflows/ci-conan.yml
+++ b/.github/workflows/ci-conan.yml
@@ -238,6 +238,7 @@ jobs:
         run: |
           conan create . mpusz/testing -e mp-units:CONAN_RUN_TESTS=True -o mp-units:build_docs=False -o mp-units:downcast_mode=${{ matrix.downcast_mode }} -b mp-units -b outdated -u
       - name: Upload mp-units Conan package
+        if: github.ref == 'refs/heads/master' || env.CHANNEL == 'stable'
         shell: bash
         run: |
           conan user ${{ secrets.CONAN_LOGIN_USERNAME }} -r artifactory -p ${{ secrets.CONAN_PASSWORD }}