diff --git a/.github/workflows/publish-standalone.yml b/.github/workflows/publish-standalone.yml
index 6c68041..bcccec1 100644
--- a/.github/workflows/publish-standalone.yml
+++ b/.github/workflows/publish-standalone.yml
@@ -12,7 +12,7 @@ jobs:
     needs: build
     strategy:
       matrix:
-        os: [macos-latest, ubuntu-latest]
+        os: [macos-latest, ubuntu-18.04]
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v2