diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 778698510..14c8ec8e0 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -19,7 +19,7 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        php: [7.3, 7.4]
+        php: [7.3, 7.4, 8.0]
         laravel: [^8.0]
 
     name: P${{ matrix.php }} - L${{ matrix.laravel }}
@@ -32,7 +32,7 @@ jobs:
         uses: shivammathur/setup-php@v2
         with:
           php-version: ${{ matrix.php }}
-          extensions: dom, curl, libxml, mbstring, zip
+          extensions: curl, dom, gd, json, libxml, mbstring, zip
           tools: composer:v2
           coverage: none
 
diff --git a/composer.json b/composer.json
index 60fe7a438..e62559cc0 100644
--- a/composer.json
+++ b/composer.json
@@ -14,7 +14,7 @@
         }
     ],
     "require": {
-        "php": "^7.3",
+        "php": "^7.3|^8.0",
         "ext-json": "*",
         "laravel/framework": "^8.2",
         "symfony/var-dumper": "^5.0"
diff --git a/tests/Watchers/ExceptionWatcherTest.php b/tests/Watchers/ExceptionWatcherTest.php
index 187f14a84..40e054620 100644
--- a/tests/Watchers/ExceptionWatcherTest.php
+++ b/tests/Watchers/ExceptionWatcherTest.php
@@ -64,7 +64,13 @@ public function test_exception_watcher_register_entries_when_eval_failed()
         $this->assertSame(ErrorException::class, $entry->content['class']);
         $this->assertStringContainsString("eval()'d code", $entry->content['file']);
         $this->assertSame(1, $entry->content['line']);
-        $this->assertSame('syntax error, unexpected end of file', $entry->content['message']);
+
+        if (\PHP_VERSION_ID < 80000) {
+            $this->assertSame('syntax error, unexpected end of file', $entry->content['message']);
+        } else {
+            $this->assertSame("Unclosed '('", $entry->content['message']);
+        }
+
         $this->assertArrayHasKey('trace', $entry->content);
     }
 }