diff --git a/src/Mapper.php b/src/Mapper.php
index 5623fa6..bddb4d6 100644
--- a/src/Mapper.php
+++ b/src/Mapper.php
@@ -128,7 +128,7 @@ public function mapCustom()
         $root   = $this->getRoot();
         $fs     = $this->getFS();
         $paths  = [];
-        if ($name = $this->getName()) {
+        if ($name == $this->getName()) {
             foreach ($this->getCustomFilesFinder() as $file) {
                 $install = rtrim($fs->makePathRelative($file->getRealpath(), $root), '/');
                 $paths["custom"][$install] = sprintf(