diff --git a/src/Patches.php b/src/Patches.php
index 7e60dd05..0e36c7ff 100644
--- a/src/Patches.php
+++ b/src/Patches.php
@@ -176,7 +176,7 @@ public function gatherPatches(PackageEvent $event) {
     $operations = $event->getOperations();
     $this->io->write('<info>Gathering patches for dependencies. This might take a minute.</info>');
     foreach ($operations as $operation) {
-      if ($operation->getJobType() == 'install' || $operation->getJobType() == 'update') {
+      if ($operation instanceof InstallOperation || $operation instanceof UpdateOperation) {
         $package = $this->getPackageFromOperation($operation);
         $extra = $package->getExtra();
         if (isset($extra['patches'])) {