diff --git a/cli/Valet/PhpFpm.php b/cli/Valet/PhpFpm.php
index 44dff63..b9403b2 100644
--- a/cli/Valet/PhpFpm.php
+++ b/cli/Valet/PhpFpm.php
@@ -233,9 +233,7 @@ public function isolateDirectory($directory, $version)
      */
     public function unIsolateDirectory($directory)
     {
-        $site = $this->site->getSiteUrl($directory);
-
-        if (! $site) {
+        if (! $site = $this->site->getSiteUrl($directory)) {
             throw new DomainException("The [{$directory}] site could not be found in Valet's site list.");
         }