diff --git a/composer.json b/composer.json
index ea87eb3..71116da 100644
--- a/composer.json
+++ b/composer.json
@@ -12,7 +12,7 @@
     "require": {
         "php": "^7.1",
         "ext-simplexml": "*",
-        "vimeo/psalm": "^3.7",
+        "vimeo/psalm": "^3.11",
         "symfony/framework-bundle": "^3.0 || ^4.0 || ^5.0"
     },
     "require-dev": {
diff --git a/src/Handler/ClassHandler.php b/src/Handler/ClassHandler.php
index fae6f13..726cee1 100644
--- a/src/Handler/ClassHandler.php
+++ b/src/Handler/ClassHandler.php
@@ -56,16 +56,6 @@ class ClassHandler implements AfterClassLikeAnalysisInterface, AfterMethodCallAn
         Union &$return_type_candidate = null
     ) {
         switch ($declaring_method_id) {
-            case 'Symfony\Component\HttpFoundation\Request::getcontent':
-                if ($return_type_candidate) {
-                    $removeType = 'resource';
-                    if (isset($expr->args[0]->value->name->parts[0])) {
-                        /** @psalm-suppress MixedArrayAccess */
-                        $removeType = 'true' === $expr->args[0]->value->name->parts[0] ? 'string' : 'resource';
-                    }
-                    $return_type_candidate->removeType($removeType);
-                }
-                break;
             case 'Doctrine\ORM\EntityManagerInterface::getrepository':
             case 'Doctrine\Persistence\ObjectManager::getrepository':
                 if (!$expr->args[0]->value instanceof ClassConstFetch) {
diff --git a/src/Plugin.php b/src/Plugin.php
index 89adfb5..4a1d036 100644
--- a/src/Plugin.php
+++ b/src/Plugin.php
@@ -39,5 +39,9 @@ class Plugin implements PluginEntryPointInterface
         } else {
             $api->registerHooksFromClass(ContainerHandler::class);
         }
+
+        foreach (glob(__DIR__ . '/Stubs/*.stubphp') as $stubFilePath) {
+            $api->addStubFile($stubFilePath);
+        }
     }
 }
diff --git a/src/Stubs/Request.stubphp b/src/Stubs/Request.stubphp
new file mode 100644
index 0000000..4cc4a4c
--- /dev/null
+++ b/src/Stubs/Request.stubphp
@@ -0,0 +1,21 @@
+<?php
+
+namespace Symfony\Component\HttpFoundation;
+
+class Request
+{
+    /**
+     * Returns the request body content.
+     *
+     * @param bool $asResource If true, a resource will be returned
+     *
+     * @throws \LogicException
+     *
+     * @psalm-return (
+     *     $asResource is true
+     *     ? resource
+     *     : string
+     * )
+     */
+    public function getContent($asResource = false) {}
+}
diff --git a/tests/acceptance/acceptance/RequestContent.feature b/tests/acceptance/acceptance/RequestContent.feature
index 80b7c2e..9aebfd0 100644
--- a/tests/acceptance/acceptance/RequestContent.feature
+++ b/tests/acceptance/acceptance/RequestContent.feature
@@ -72,3 +72,4 @@ Feature: Request getContent
     Then I see these errors
       | Type            | Message                                                     |
       | InvalidArgument | Argument 1 of json_decode expects string, resource provided |
+    And I see no other errors