diff --git a/CHANGELOG.md b/CHANGELOG.md
index e8d81d1..24aa69a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
+## [7.5.1] - 2021-04-25
+### Fixed
+- Some phpstan errors [#42], [#43]
+
 ## [7.5.0] - 2021-04-24
 ### Changed
 - `isset($row->fieldname)` returns `true` in the following cases:
@@ -125,7 +129,10 @@ This library was rewritten and a lot of breaking changes were included.
 [#36]: https://github.com/oscarotero/simple-crud/issues/36
 [#37]: https://github.com/oscarotero/simple-crud/issues/37
 [#41]: https://github.com/oscarotero/simple-crud/issues/41
+[#42]: https://github.com/oscarotero/simple-crud/issues/42
+[#43]: https://github.com/oscarotero/simple-crud/issues/43
 
+[7.5.1]: https://github.com/oscarotero/simple-crud/compare/v7.5.0...v7.5.1
 [7.5.0]: https://github.com/oscarotero/simple-crud/compare/v7.4.2...v7.5.0
 [7.4.2]: https://github.com/oscarotero/simple-crud/compare/v7.4.1...v7.4.2
 [7.4.1]: https://github.com/oscarotero/simple-crud/compare/v7.4.0...v7.4.1
diff --git a/composer.json b/composer.json
index 121c8ee..151114b 100644
--- a/composer.json
+++ b/composer.json
@@ -34,12 +34,16 @@
 		}
 	},
 	"require-dev": {
-		"phpunit/phpunit": "^8.0",
+		"phpunit/phpunit": "^8.0|^9.0",
 		"friendsofphp/php-cs-fixer": "^2.11",
-		"oscarotero/php-cs-fixer-config": "^1.0"
+		"oscarotero/php-cs-fixer-config": "^1.0",
+		"phpstan/phpstan": "^0.12.84"
 	},
     "scripts": {
-        "test": "phpunit",
+        "test": [
+					"phpunit",
+					"phpstan analyse src tests"
+				],
         "cs-fix": "php-cs-fixer fix ."
     }
 }
diff --git a/phpunit.xml b/phpunit.xml
index 28dcc1d..5b808a3 100644
--- a/phpunit.xml
+++ b/phpunit.xml
@@ -1,32 +1,17 @@
-<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:noNamespaceSchemaLocation="vendor/phpunit/phpunit/phpunit.xsd"
-         backupGlobals="false"
-         backupStaticAttributes="false"
-         beStrictAboutOutputDuringTests="true"
-         beStrictAboutTestsThatDoNotTestAnything="true"
-         beStrictAboutTodoAnnotatedTests="true"
-         colors="true"
-         verbose="true"
-         convertErrorsToExceptions="true"
-         convertNoticesToExceptions="true"
-         convertWarningsToExceptions="true"
-         processIsolation="false"
-         stopOnFailure="false"
-         bootstrap="./vendor/autoload.php"
-         failOnWarning="true">
-	<testsuites>
-		<testsuite name="All tests">
-			<directory>./tests/</directory>
-		</testsuite>
-	</testsuites>
-
-   <filter>
-     <whitelist addUncoveredFilesFromWhitelist="true" processUncoveredFilesFromWhitelist="true">
-         <directory>./src</directory>
-         <exclude>
-            <directory>./tests</directory>
-            <directory>./vendor</directory>
-         </exclude>
-      </whitelist>
-   </filter>
+<?xml version="1.0"?>
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd" backupGlobals="false" backupStaticAttributes="false" beStrictAboutOutputDuringTests="true" beStrictAboutTestsThatDoNotTestAnything="true" beStrictAboutTodoAnnotatedTests="true" colors="true" verbose="true" convertErrorsToExceptions="true" convertNoticesToExceptions="true" convertWarningsToExceptions="true" processIsolation="false" stopOnFailure="false" bootstrap="./vendor/autoload.php" failOnWarning="true">
+  <coverage includeUncoveredFiles="true" processUncoveredFiles="true">
+    <include>
+      <directory>./src</directory>
+    </include>
+    <exclude>
+      <directory>./tests</directory>
+      <directory>./vendor</directory>
+    </exclude>
+  </coverage>
+  <testsuites>
+    <testsuite name="All tests">
+      <directory>./tests/</directory>
+    </testsuite>
+  </testsuites>
 </phpunit>