diff --git a/src/Commands/BaseBuildCommand.php b/src/Commands/BaseBuildCommand.php
index bc3082b..226d07e 100644
--- a/src/Commands/BaseBuildCommand.php
+++ b/src/Commands/BaseBuildCommand.php
@@ -156,9 +156,14 @@ protected function ensureExportDirectoryExists(string $currentPath): void
     {
         $this->output->writeln('<fg=yellow>==></> Preparing Export Directory ...');
 
-        if (!$this->disk->isDirectory($currentPath . '/export')) {
+        if (!$this->disk->isDirectory(
+            Config::buildPath($currentPath, "export")
+        )) {
             $this->disk->makeDirectory(
-                $currentPath . '/export',
+                Config::buildPath(
+                    $currentPath,
+                    "export"
+                ),
                 0755,
                 true
             );
diff --git a/src/Commands/BuildEpubCommand.php b/src/Commands/BuildEpubCommand.php
index 4a0eb95..eaa9170 100644
--- a/src/Commands/BuildEpubCommand.php
+++ b/src/Commands/BuildEpubCommand.php
@@ -2,6 +2,7 @@
 
 namespace Ibis\Commands;
 
+use Ibis\Config;
 use Illuminate\Contracts\Filesystem\FileNotFoundException;
 use Illuminate\Support\Arr;
 use Illuminate\Support\Collection;
@@ -129,7 +130,7 @@ protected function buildEpub(Collection $chapters, array $config, string $curren
             $coverImage = $config['cover']['image'];
         }
 
-        $pathCoverImage = $currentPath . '/assets/' . $coverImage;
+        $pathCoverImage = Config::buildPath($currentPath, 'assets', $coverImage);
         if ($this->disk->isFile($pathCoverImage)) {
             $this->output->writeln('<fg=yellow>==></> Adding Book Cover ' . $pathCoverImage . ' ...');
 
@@ -168,7 +169,12 @@ protected function buildEpub(Collection $chapters, array $config, string $curren
         $book->finalize();
 
 
-        $epubFilename = $currentPath . '/export/' . $this->config->outputFileName() . '.epub';
+        //$epubFilename = $currentPath . '/export/' . $this->config->outputFileName() . '.epub';
+        $epubFilename = Config::buildPath(
+            $currentPath,
+            "export",
+            $this->config->outputFileName() . '.epub'
+        );
         $book->saveBook($epubFilename);
 
 
diff --git a/src/Config.php b/src/Config.php
index a676e8b..29c1a0b 100644
--- a/src/Config.php
+++ b/src/Config.php
@@ -11,10 +11,7 @@ class Config
      */
     public $config;
 
-    /**
-     * @var string
-     */
-    public $ibisConfigPath;
+    public string $ibisConfigPath;
 
     public $contentPath;
 
@@ -26,7 +23,7 @@ public function __construct(public $workingPath = "")
             $this->workingPath = "./";
         }
 
-        $this->ibisConfigPath = $this->workingPath . '/ibis.php';
+        $this->ibisConfigPath = self::buildPath($this->workingPath, 'ibis.php');
         $this->config = require $this->ibisConfigPath;
     }
 
@@ -35,11 +32,31 @@ public static function load($directory = ""): self
         return new self($directory);
     }
 
+    public static function buildPath(...$pathElements): string
+    {
+        //$paths = func_get_args();
+        $last_key = count($pathElements) - 1;
+        array_walk($pathElements, static function (&$val, $key) use ($last_key): void {
+            $val = match ($key) {
+                0 => rtrim($val, '/ '),
+                $last_key => ltrim($val, '/ '),
+                default => trim($val, '/ '),
+            };
+        });
+        $first = array_shift($pathElements);
+        $last = array_pop($pathElements);
+        $paths = array_filter($pathElements); // clean empty elements to prevent double slashes
+        array_unshift($paths, $first);
+        $paths[] = $last;
+
+        return implode('/', $paths);
+    }
+
     public function setContentPath($directory = ""): bool
     {
         $this->contentPath = $directory;
         if ($this->contentPath === "") {
-            $this->contentPath = $this->workingPath . DIRECTORY_SEPARATOR . "content";
+            $this->contentPath = self::buildPath($this->workingPath, "content");
         }
 
         return is_dir($this->contentPath);