diff --git a/composer.json b/composer.json
index f9c8f0c3..ca9b50ee 100644
--- a/composer.json
+++ b/composer.json
@@ -7,7 +7,7 @@
 	],
 	"require": {
 		"php": "^7.2 || ^8.0",
-		"phpstan/phpstan": "^1.6.0"
+		"phpstan/phpstan": "^1.6.3"
 	},
 	"require-dev": {
 		"nikic/php-parser": "^4.13.0",
diff --git a/rules.neon b/rules.neon
index 1954035d..3a91eec0 100644
--- a/rules.neon
+++ b/rules.neon
@@ -4,6 +4,7 @@ parameters:
 	checkAlwaysTrueCheckTypeFunctionCall: true
 	checkAlwaysTrueInstanceof: true
 	checkAlwaysTrueStrictComparison: true
+	checkAlwaysTrueLooseComparison: true
 	checkDynamicProperties: %featureToggles.bleedingEdge%
 	checkExplicitMixedMissingReturn: true
 	checkFunctionNameCase: true