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diff --git a/web/modules/contrib/drupalmoduleupgrader/src/Plugin/DMU/Analyzer/HookUninstall.php b/web/modules/contrib/drupalmoduleupgrader/src/Plugin/DMU/Analyzer/HookUninstall.php
new file mode 100644
index 000000000..a6ff1207f
--- /dev/null
+++ b/web/modules/contrib/drupalmoduleupgrader/src/Plugin/DMU/Analyzer/HookUninstall.php
@@ -0,0 +1,47 @@
+<?php
+
+namespace Drupal\drupalmoduleupgrader\Plugin\DMU\Analyzer;
+
+use Drupal\drupalmoduleupgrader\AnalyzerBase;
+use Drupal\drupalmoduleupgrader\TargetInterface;
+use Pharborist\Filter;
+use Pharborist\Functions\FunctionCallNode;
+
+/**
+ * @Analyzer(
+ *  id = "hook_uninstall",
+ *  description = @Translation("Removes variable_del() calls from hook_uninstall()."),
+ *  message = @Translation("Default configuration is deleted automatically."),
+ *  tags = {
+ *    "category" = { "config" },
+ *    "error_level" = "warning"
+ *  },
+ *  hook = "hook_uninstall"
+ * )
+ */
+class HookUninstall extends AnalyzerBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function analyze(TargetInterface $target) {
+    $indexer = $target->getIndexer('function');
+    $issues = [];
+
+    if ($indexer->has('hook_uninstall')) {
+      /** @var \Pharborist\NodeCollection $variable_del */
+      $variable_del = $indexer->get('hook_uninstall')->find(Filter::isFunctionCall('variable_del'));
+
+      if (sizeof($variable_del) > 0) {
+        $issue = $this->buildIssue($target);
+        $variable_del->each(function(FunctionCallNode $function_call) use ($issue) {
+          $issue->addViolation($function_call, $this);
+        });
+        $issues[] = $issue;
+      }
+    }
+
+    return $issues;
+  }
+
+}