diff --git a/src/BootConfiguration.php b/src/BootConfiguration.php
index 03c17b4..22d24ed 100644
--- a/src/BootConfiguration.php
+++ b/src/BootConfiguration.php
@@ -36,10 +36,10 @@ class BootConfiguration
         
         // only lotgd-modules are installed in the vendor directory
         if ($package->getType() === "lotgd-module") {
-            $confFile = $installationManager->getInstallPath($package)  . "/lotgd.yml";
+            $confFile = $installationManager->getInstallPath($package)  . DIRECTORY_SEPARATOR . "lotgd.yml";
         }
         else {
-            $confFile = $cwd . "/lotgd.yml";
+            $confFile = $cwd . DIRECTORY_SEPARATOR . "lotgd.yml";
         }
         
         $this->rootNamespace = $this->findRootNamespace($package);
diff --git a/src/Bootstrap.php b/src/Bootstrap.php
index 2d2cef9..b742df1 100644
--- a/src/Bootstrap.php
+++ b/src/Bootstrap.php
@@ -100,43 +100,6 @@ class Bootstrap
         return $composer;
     }
     
-    /**
-     * Returns all bootstrap classes
-     * @param ComposerManager $composer
-     * @return array
-     * @throws \Exception
-     */
-    protected function initPackageBootstraps(ComposerManager $composer): array
-    {
-        $packages = $composer->getPackages();
-        $classes = [];
-        
-        foreach ($packages as $package) {
-            if (isset($package->getExtra()["lotgd-namespace"]) === false) {
-                continue;
-            }
-            
-            $cn = $package->getExtra()["lotgd-namespace"] . "Bootstrap";
-            
-            // silently ignore that class does not exist, could be one that doesn't need to bootstrap
-            if (class_exists($cn, true) === false) {
-                continue;
-            }
-            
-            $cl = new $cn();
-            
-            if ($cl instanceof BootstrapInterface) {
-                $classes[] = $cl;
-            }
-            else {
-                $name = $package->getName() . "@" . $package->getVersion();
-                throw new \Exception("Package {$name} does not implement BootstrapInterface in it's Bootstrap class");
-            }
-        }
-        
-        return $classes;
-    }
-    
     /**
      * Returns a configuration object reading from the file located at the path stored in LOTGD_CONFIG.
      * @return \LotGD\Core\Configuration
@@ -147,7 +110,7 @@ class Bootstrap
         $configFilePath = getenv('LOTGD_CONFIG');
         
         if (empty($configFilePath)) {
-            $configFilePath = $this->rootDir . "/config/lotgd.yml";
+            $configFilePath = implode(DIRECTORY_SEPARATOR, [$this->rootDir, "config", "lotgd.yml"]);
         }
         else {
             $configFilePath = $this->rootDir . $configFilePath;
@@ -220,7 +183,7 @@ class Bootstrap
     protected function generateAnnotationDirectories(): array
     {
         // Read db annotations from our own model files.
-        $directories = [__DIR__ . '/Models'];
+        $directories = [__DIR__ . DIRECTORY_SEPARATOR . 'Models'];
         
         // Get additional annotation directories from bootstrap classes
         $packageDirectories = $this->bootConfigurationManager->getEntityDirectories();
diff --git a/src/ComposerManager.php b/src/ComposerManager.php
index 7a570dc..0dd67ff 100644
--- a/src/ComposerManager.php
+++ b/src/ComposerManager.php
@@ -122,8 +122,8 @@ class ComposerManager
         $suffix = array_splice($split, -1, 1); // starts with ['']
         $path = null;
         while (!empty($split)) {
-            $key = join('\\', $split) . '\\';
-            $dir = join(DIRECTORY_SEPARATOR, $suffix);
+            $key = implode('\\', $split) . '\\';
+            $dir = implode(DIRECTORY_SEPARATOR, $suffix);
             // Prefix to directory mappings are arrays in Composer's
             // ClassLoader object. Not sure why. This might break in
             // some unforseen case.
@@ -154,10 +154,10 @@ class ComposerManager
         // Dance to find the autoloader.
         // TOOD: change this to open up the Composer config and use $c['config']['vendor-dir'] instead of "vendor"
         $order = [
-            $cwd . '/vendor/autoload.php',
-            __DIR__ . '/../vendor/autoload.php',
-            __DIR__ . '/../autoload.php',
-        ];
+            implode(DIRECTORY_SEPARATOR, [$cwd, "vendor", "autoload.php"]),
+            implode(DIRECTORY_SEPARATOR, [__DIR__, "..", "vendor", "autoload.php"]),
+            implode(DIRECTORY_SEPARATOR, [__DIR__, "..", "autoload.php"]),
+        ]; 
 
         foreach ($order as $path) {
             if (file_exists($path)) {