diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index dc7a0d0..c183056 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -30,6 +30,7 @@ jobs:
         run: make test
 
       - name: Send coverage
+        if: ${{ matrix.version == '1.20' }}
         env:
           COVERALLS_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |