diff --git a/classes/Importer.php b/classes/Importer.php
index b3f3ac81c6ef13973d61658e5653015fb6c212e7..7862bd07142cd258f68109932a0e239e2b512c61 100644
--- a/classes/Importer.php
+++ b/classes/Importer.php
@@ -208,7 +208,7 @@ final class Importer
         return $namespaces;
     }
 
-    private function createModels($models)
+    private function createModels($models): void
     {
         try {
             foreach ($models as $k => $v) {
@@ -217,17 +217,25 @@ final class Importer
                     if (file_exists($path[$i])) {
                         if (!is_dir($path[$i])) {
                             unlink($path[$i]);
-                            mkdir($path[$i]);
+                            if (!mkdir($concurrentDirectory = $path[$i]) && !is_dir($concurrentDirectory)) {
+                                throw new \RuntimeException(
+                                  sprintf('Directory "%s" was not created', $concurrentDirectory)
+                                );
+                            }
                         }
-                    } else {
-                        mkdir($path[$i]);
+                    } elseif (!mkdir($concurrentDirectory = $path[$i]) && !is_dir($concurrentDirectory)) {
+                        throw new \RuntimeException(
+                          sprintf('Directory "%s" was not created', $concurrentDirectory)
+                        );
                     }
+
                     chdir($path[$i]);
                 }
 
                 $fh = fopen(end($path), 'w');
                 fwrite($fh, $v);
                 fclose($fh);
+
                 for ($i = 0; $i < sizeof($path) - 1; $i++) {
                     chdir('..');
                 }