diff --git a/composer.json b/composer.json
index c942957..e96ed0d 100644
--- a/composer.json
+++ b/composer.json
@@ -23,7 +23,7 @@
         "phpunit/phpunit": "~7.5.20 || ^8",
         "inpsyde/php-coding-standards": "^1",
         "vimeo/psalm": "^4.27.0",
-        "mockery/mockery": "~1.5.1",
+        "mockery/mockery": "~1.3.6",
         "brain/monkey": "^2.6.1",
         "inpsyde/wp-stubs": "dev-main"
     },
@@ -41,7 +41,7 @@
     "prefer-stable": true,
     "scripts": {
         "cs": "@php ./vendor/squizlabs/php_codesniffer/bin/phpcs",
-        "psalm": "@php ./vendor/vimeo/psalm/psalm",
+        "psalm": "@php ./vendor/vimeo/psalm/psalm --no-cache --output-format=compact",
         "tests": "@php ./vendor/phpunit/phpunit/phpunit",
         "tests:no-cov": "@php ./vendor/phpunit/phpunit/phpunit --no-coverage",
         "phpcompat": "@php ./vendor/squizlabs/php_codesniffer/bin/phpcs -p . --standard=PHPCompatibility --ignore=*/vendor/* --extensions=php --basepath=./ --runtime-set testVersion 7.1-",
diff --git a/src/WpContext.php b/src/WpContext.php
index 34b052b..087de20 100644
--- a/src/WpContext.php
+++ b/src/WpContext.php
@@ -55,7 +55,9 @@ final public static function new(): WpContext
      */
     final public static function determine(): WpContext
     {
+        /** @psalm-suppress RedundantCondition */
         $installing = defined('WP_INSTALLING') && WP_INSTALLING;
+        /** @psalm-suppress RedundantCondition */
         $xmlRpc = defined('XMLRPC_REQUEST') && XMLRPC_REQUEST;
         $isCore = defined('ABSPATH');
         $isCli = defined('WP_CLI');
@@ -138,7 +140,7 @@ private static function isLoginRequest(): bool
     {
         /** TODO: we'll just use is_login_screen() when 6.1 will be the min WP supported version */
         if (function_exists('is_login_screen')) {
-            return is_login_screen();
+            return is_login_screen() !== false;
         }
 
         if (!empty($_REQUEST['interim-login'])) { // phpcs:ignore