diff --git a/.github/workflows/astro.yml b/.github/workflows/astro.yml
index 50bc535..93c125c 100644
--- a/.github/workflows/astro.yml
+++ b/.github/workflows/astro.yml
@@ -66,7 +66,7 @@ jobs:
         uses: actions/configure-pages@v5
       - name: Setup supportedArchitectures
         run: |
-          if [ "${{ steps.detect-package-manager.outputs.manager }}" -eq "yarn" ]; then
+          if [ "${{ steps.detect-package-manager.outputs.manager }}" == "yarn" ]; then
             yarn config set supportedArchitectures.os linux
             yarn config set supportedArchitectures.cpu x64
             yarn config set supportedArchitectures.libc glibc