diff --git a/composer.json b/composer.json
index d1af74eaf7c612a74b09fd853f35ddc67971ae41..1860ee26c0b533a1b535138eac2dd369a9998d0c 100644
--- a/composer.json
+++ b/composer.json
@@ -16,9 +16,8 @@
         }
     ],
     "require": {
-        "php": ">=7.1",
-        "finc/vufindhttp-psrcompat": "^0.0",
-        "finc/symfony-serializer-zend-bridge": "^0.0.1"
+        "php": "^7.3 || ^8.0",
+        "finc/symfony-serializer-zend-bridge": "dev-master"
     },
     "suggest": {
         "laminas/laminas-view": "Use within Laminas context to avoid configuration errors"
@@ -30,7 +29,7 @@
     },
     "autoload-dev": {
         "psr-4": {
-            "finc\\Dbis\\tests": "tests/"
+            "finc\\Dbis\\tests\\": "tests/"
         }
     },
     "scripts": {