diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3154382..cad1005 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,7 +22,7 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - name: Install composer dependencies
-      run: composer require "laravel/framework:^{{matrix.laravel}}.0.0"
+      run: composer require "laravel/framework:^${{matrix.laravel}}.0.0"
     - name: Run tests
       run: vendor/bin/phpunit