diff --git a/src/applications/drydock/blueprint/DrydockPreallocatedHostBlueprintImplementation.php b/src/applications/drydock/blueprint/DrydockPreallocatedHostBlueprintImplementation.php
--- a/src/applications/drydock/blueprint/DrydockPreallocatedHostBlueprintImplementation.php
+++ b/src/applications/drydock/blueprint/DrydockPreallocatedHostBlueprintImplementation.php
@@ -128,7 +128,20 @@
     DrydockResource $resource,
     DrydockLease $lease) {
 
-    // TODO: Remove leased directory
+    $cmd = $lease->getInterface('command');
+    $path = $lease->getAttribute('path');
+
+    try {
+      if ($resource->getAttribute('platform') !== 'windows') {
+        $cmd->execx('rm -rf %s', $path);
+      } else {
+        $cmd->execx('rm -Recurse -Force %s', $path);
+      }
+    } catch (Exception $ex) {
+      // We try to clean up, but sometimes files are locked or still in
+      // use (this is far more common on Windows).  There's nothing we can
+      // do about this, so we ignore it.
+    }
   }
 
   protected function shouldCloseUnleasedResource(