diff --git a/composer.json b/composer.json
index abe1793..6570de9 100644
--- a/composer.json
+++ b/composer.json
@@ -20,7 +20,7 @@
     },
     "require-dev": {
         "doctrine/coding-standard": "^9.0",
-        "infection/infection": "^0.18|dev-master#4a1a2fd250bc5f11d24d59803b19b705a2f67296",
+        "infection/infection": "^0.18|^0.26.6",
         "phpstan/phpstan": "^1.4",
         "phpstan/phpstan-phpunit": "^1.0",
         "phpstan/phpstan-strict-rules": "^1.1",
diff --git a/psalm.xml b/psalm.xml
index 6230a54..c57cbf7 100644
--- a/psalm.xml
+++ b/psalm.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0"?>
 <psalm
-        totallyTyped="true"
+        errorLevel="1"
         resolveFromConfigFile="true"
         useDocblockTypes="true"
         ignoreInternalFunctionFalseReturn="false"