diff --git a/modules/system/classes/PluginManager.php b/modules/system/classes/PluginManager.php
index 507d75c3e..491822060 100644
--- a/modules/system/classes/PluginManager.php
+++ b/modules/system/classes/PluginManager.php
@@ -211,7 +211,6 @@ class PluginManager
 
     /**
      * Returns the directory path to a plugin
-     * 
      */
     public function getPluginPath($id)
     {
@@ -220,7 +219,7 @@ class PluginManager
             return null;
         }
 
-        return $this->pathMap[$classId];
+        return File::normalizePath($this->pathMap[$classId]);
     }
 
     /**
diff --git a/tests/unit/system/classes/PluginManagerTest.php b/tests/unit/system/classes/PluginManagerTest.php
index ff0a92f5a..dbfcff19a 100644
--- a/tests/unit/system/classes/PluginManagerTest.php
+++ b/tests/unit/system/classes/PluginManagerTest.php
@@ -72,7 +72,8 @@ class PluginManagerTest extends TestCase
     {
         $manager = PluginManager::instance();
         $result = $manager->getPluginPath('October\Tester');
-        $this->assertEquals(base_path() . '/tests/fixtures/system/plugins/october/tester', $result);
+        $basePath = str_replace('\\', '/', base_path());
+        $this->assertEquals($basePath . '/tests/fixtures/system/plugins/october/tester', $result);
     }
 
     public function testGetPlugins()