diff --git a/.github/workflows/code-coverage.yml b/.github/workflows/code-coverage.yml
index 2425e03..e55e6a7 100644
--- a/.github/workflows/code-coverage.yml
+++ b/.github/workflows/code-coverage.yml
@@ -25,7 +25,7 @@ jobs:
       - name: Install App::Prove6
         run: zef install --/test App::Prove6
       - name: Install App::Racoco::Report::ReporterCoveralls
-        run: zef install --/test App::Racoco::Report::ReporterCoveralls:auth<zef:atroxaper>
+        run: zef install --/test 'App::Racoco::Report::ReporterCoveralls:auth<zef:atroxaper>'
       - name: Run RaCoCo
         run: raku -Ilib bin/racoco --reporter=coveralls --exec='prove6 t xt'
         env: