diff --git a/.github/workflows/static-analysis.yml b/.github/workflows/static-analysis.yml
new file mode 100644
index 000000000..4f40268c6
--- /dev/null
+++ b/.github/workflows/static-analysis.yml
@@ -0,0 +1,26 @@
+name: Static analysis
+
+on: [pull_request]
+
+jobs:
+  static-psalm-analysis:
+      runs-on: ubuntu-latest
+      strategy:
+          matrix:
+              ocp-version: [ 'dev-master' ]
+      name: Nextcloud ${{ matrix.ocp-version }}
+      steps:
+          - name: Checkout
+            uses: actions/checkout@master
+          - name: Set up php
+            uses: shivammathur/setup-php@master
+            with:
+                php-version: 7.4
+                tools: composer:v1
+                coverage: none
+          - name: Install dependencies
+            run: composer i
+          - name: Install dependencies
+            run: composer require --dev christophwurst/nextcloud:${{ matrix.ocp-version }}
+          - name: Run coding standards check
+            run: composer run psalm
diff --git a/composer.json b/composer.json
index 223d7d598..67a266fff 100644
--- a/composer.json
+++ b/composer.json
@@ -2,21 +2,24 @@
 	"name": "nextcloud/notifications",
 	"description": "notifications",
 	"license": "AGPL",
-	"require": {},
+	"require": {
+	},
 	"require-dev": {
 		"phpunit/phpunit": "^8.5",
-		"nextcloud/coding-standard": "^0.3.0"
+		"nextcloud/coding-standard": "^0.3.0",
+		"psalm/phar": "^4.3"
 	},
 	"config": {
 		"optimize-autoloader": true,
 		"classmap-authoritative": true,
 		"platform": {
-			"php": "7.2"
+			"php": "7.3"
 		}
 	},
 	"scripts": {
 		"lint": "find . -name \\*.php -not -path './vendor/*' -not -path './build/*' -print0 | xargs -0 -n1 php -l",
 		"cs:check": "php-cs-fixer fix --dry-run --diff",
-		"cs:fix": "php-cs-fixer fix"
+		"cs:fix": "php-cs-fixer fix",
+		"psalm": "psalm.phar"
 	}
 }
diff --git a/composer.lock b/composer.lock
index ca4aa00b2..5508f6dbb 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "ff852300cf09d0acae1f3c2866605367",
+    "content-hash": "e3537c3628e10b6e06c2bb95b2d2786f",
     "packages": [],
     "packages-dev": [
         {
@@ -1317,6 +1317,37 @@
             ],
             "time": "2020-12-01T04:53:52+00:00"
         },
+        {
+            "name": "psalm/phar",
+            "version": "4.3.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/psalm/phar.git",
+                "reference": "f61d8f0eaaf5f7c26f1269ddeaf1fbe29dff1bee"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/psalm/phar/zipball/f61d8f0eaaf5f7c26f1269ddeaf1fbe29dff1bee",
+                "reference": "f61d8f0eaaf5f7c26f1269ddeaf1fbe29dff1bee",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.1 || ^8.0"
+            },
+            "conflict": {
+                "vimeo/psalm": "*"
+            },
+            "bin": [
+                "psalm.phar"
+            ],
+            "type": "library",
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "description": "Composer-based Psalm Phar",
+            "time": "2020-12-03T21:44:12+00:00"
+        },
         {
             "name": "psr/container",
             "version": "1.0.0",
diff --git a/psalm.xml b/psalm.xml
new file mode 100644
index 000000000..8f37a4d7d
--- /dev/null
+++ b/psalm.xml
@@ -0,0 +1,37 @@
+<?xml version="1.0"?>
+<psalm
+    errorLevel="4"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns="https://getpsalm.org/schema/config"
+    xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
+    errorBaseline="tests/psalm-baseline.xml"
+>
+	<projectFiles>
+		<directory name="lib" />
+		<ignoreFiles>
+			<directory name="vendor" />
+		</ignoreFiles>
+	</projectFiles>
+	<extraFiles>
+		<directory name="vendor" />
+		<ignoreFiles>
+			<directory name="vendor/phpunit/php-code-coverage" />
+		</ignoreFiles>
+	</extraFiles>
+	<issueHandlers>
+		<UndefinedClass>
+			<errorLevel type="suppress">
+				<referencedClass name="OC" />
+				<referencedClass name="Doctrine\DBAL\Types\Types" />
+			</errorLevel>
+		</UndefinedClass>
+		<UndefinedDocblockClass>
+			<errorLevel type="suppress">
+				<referencedClass name="Doctrine\DBAL\Schema\Schema" />
+				<referencedClass name="Doctrine\DBAL\Schema\SchemaException" />
+				<referencedClass name="Doctrine\DBAL\Driver\Statement" />
+				<referencedClass name="Doctrine\DBAL\Schema\Table" />
+			</errorLevel>
+		</UndefinedDocblockClass>
+	</issueHandlers>
+</psalm>
diff --git a/tests/psalm-baseline.xml b/tests/psalm-baseline.xml
new file mode 100644
index 000000000..0453e0c5c
--- /dev/null
+++ b/tests/psalm-baseline.xml
@@ -0,0 +1,92 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<files psalm-version="4.3.1@2feba22a005a18bf31d4c7b9bdb9252c73897476">
+  <file src="lib/AppInfo/Application.php">
+    <UndefinedClass occurrences="2">
+      <code>IProvider</code>
+      <code>IProvider</code>
+    </UndefinedClass>
+  </file>
+  <file src="lib/Controller/APIController.php">
+    <NullArgument occurrences="4">
+      <code>null</code>
+      <code>null</code>
+      <code>null</code>
+      <code>null</code>
+    </NullArgument>
+  </file>
+  <file src="lib/Controller/EndpointController.php">
+    <NullArgument occurrences="8">
+      <code>null</code>
+      <code>null</code>
+      <code>null</code>
+      <code>null</code>
+      <code>null</code>
+      <code>null</code>
+      <code>null</code>
+      <code>null</code>
+    </NullArgument>
+  </file>
+  <file src="lib/Controller/PushController.php">
+    <UndefinedClass occurrences="8">
+      <code>IProvider</code>
+      <code>IToken</code>
+      <code>IToken</code>
+      <code>IToken</code>
+      <code>IToken</code>
+      <code>InvalidTokenException</code>
+      <code>InvalidTokenException</code>
+      <code>Manager</code>
+    </UndefinedClass>
+    <UndefinedDocblockClass occurrences="4">
+      <code>$this-&gt;tokenProvider</code>
+      <code>$this-&gt;tokenProvider</code>
+      <code>IProvider</code>
+      <code>Manager</code>
+    </UndefinedDocblockClass>
+  </file>
+  <file src="lib/Migration/Version2004Date20190107135757.php">
+    <UndefinedClass occurrences="21">
+      <code>Type</code>
+      <code>Type</code>
+      <code>Type</code>
+      <code>Type</code>
+      <code>Type</code>
+      <code>Type</code>
+      <code>Type</code>
+      <code>Type</code>
+      <code>Type</code>
+      <code>Type</code>
+      <code>Type</code>
+      <code>Type</code>
+      <code>Type</code>
+      <code>Type</code>
+      <code>Type</code>
+      <code>Type</code>
+      <code>Type</code>
+      <code>Type</code>
+      <code>Type</code>
+      <code>Type</code>
+      <code>Type</code>
+    </UndefinedClass>
+  </file>
+  <file src="lib/Push.php">
+    <UndefinedClass occurrences="9">
+      <code>$e</code>
+      <code>$e</code>
+      <code>ClientException</code>
+      <code>IProvider</code>
+      <code>InvalidTokenException</code>
+      <code>Key</code>
+      <code>Key</code>
+      <code>Manager</code>
+      <code>ServerException</code>
+    </UndefinedClass>
+    <UndefinedDocblockClass occurrences="5">
+      <code>$this-&gt;keyManager</code>
+      <code>$this-&gt;keyManager</code>
+      <code>$this-&gt;tokenProvider</code>
+      <code>IProvider</code>
+      <code>Manager</code>
+    </UndefinedDocblockClass>
+  </file>
+</files>