diff --git a/.gitattributes b/.gitattributes
index b5b38e2e..01e45df1 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -7,8 +7,6 @@
 /.editorconfig export-ignore
 /.travis.yml export-ignore
 /appveyor.yml export-ignore
-/psalm.baseline.xml export-ignore
-/psalm.xml export-ignore
 /bin export-ignore
 /doc export-ignore
 /docker export-ignore
diff --git a/.github/workflows/static.yml b/.github/workflows/static.yml
index e3f643a4..f8ce46cb 100644
--- a/.github/workflows/static.yml
+++ b/.github/workflows/static.yml
@@ -53,28 +53,3 @@ jobs:
         run: |
           ./vendor/bin/php-cs-fixer --version
           ./vendor/bin/php-cs-fixer fix --diff --dry-run --show-progress=none
-
-  psalm:
-    name: Psalm
-    runs-on: ubuntu-latest
-    steps:
-      - name: Set up PHP
-        uses: shivammathur/setup-php@v2
-        with:
-          php-version: '7.4'
-          extensions: mongo, mbstring, fileinfo
-          tools: composer:v2
-
-      - name: Checkout code
-        uses: actions/checkout@v2
-
-      - name: Download dependencies
-        run: |
-          make require-all
-          composer require --dev --no-update psalm/phar:3.16
-          composer update --no-interaction --prefer-dist
-
-      - name: Psalm
-        run: |
-          ./vendor/bin/psalm.phar --version
-          ./vendor/bin/psalm.phar --output-format=github --no-progress --show-info=false --stats
diff --git a/psalm.baseline.xml b/psalm.baseline.xml
deleted file mode 100644
index 6c664e8e..00000000
--- a/psalm.baseline.xml
+++ /dev/null
@@ -1,106 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<files psalm-version="3.16@d03e5ef057d6adc656c0ff7e166c50b73b4f48f3">
-  <file src="src/Gaufrette/Adapter/AclAwareAmazonS3.php">
-    <ParamNameMismatch occurrences="3">
-      <code>$key</code>
-      <code>$metadata</code>
-      <code>$new</code>
-    </ParamNameMismatch>
-  </file>
-  <file src="src/Gaufrette/Adapter/AmazonS3.php">
-    <ParamNameMismatch occurrences="1">
-      <code>$metadata</code>
-    </ParamNameMismatch>
-  </file>
-  <file src="src/Gaufrette/Adapter/Apc.php">
-    <UndefinedClass occurrences="2">
-      <code>$cachedKeys</code>
-      <code>\APCIterator</code>
-    </UndefinedClass>
-    <UndefinedDocblockClass occurrences="1">
-      <code>\APCIterator</code>
-    </UndefinedDocblockClass>
-  </file>
-  <file src="src/Gaufrette/Adapter/AwsS3.php">
-    <ParamNameMismatch occurrences="1">
-      <code>$metadata</code>
-    </ParamNameMismatch>
-  </file>
-  <file src="src/Gaufrette/Adapter/AzureBlobStorage.php">
-    <UndefinedClass occurrences="1">
-      <code>DeleteContainerOptions</code>
-    </UndefinedClass>
-  </file>
-  <file src="src/Gaufrette/Adapter/Cache.php">
-    <ParamNameMismatch occurrences="3">
-      <code>$key</code>
-      <code>$metadata</code>
-      <code>$new</code>
-    </ParamNameMismatch>
-  </file>
-  <file src="src/Gaufrette/Adapter/Dropbox.php">
-    <UndefinedDocblockClass occurrences="1">
-      <code>\OAuthException</code>
-    </UndefinedDocblockClass>
-  </file>
-  <file src="src/Gaufrette/Adapter/Flysystem.php">
-    <UndefinedDocblockClass occurrences="2">
-      <code>Config</code>
-      <code>Config|array|null</code>
-    </UndefinedDocblockClass>
-  </file>
-  <file src="src/Gaufrette/Adapter/Ftp.php">
-    <UndefinedDocblockClass occurrences="3">
-      <code>RuntimeException</code>
-      <code>RuntimeException</code>
-      <code>RuntimeException</code>
-    </UndefinedDocblockClass>
-  </file>
-  <file src="src/Gaufrette/Adapter/GridFS.php">
-    <MissingDependency occurrences="2">
-      <code>FileNotFoundException</code>
-      <code>FileNotFoundException</code>
-    </MissingDependency>
-    <ParamNameMismatch occurrences="1">
-      <code>$metadata</code>
-    </ParamNameMismatch>
-    <UndefinedClass occurrences="3">
-      <code>$cursor</code>
-      <code>$files</code>
-      <code>Regex</code>
-    </UndefinedClass>
-    <UndefinedDocblockClass occurrences="2">
-      <code>$this-&gt;bucket-&gt;find(['filename' =&gt; $regex], ['projection' =&gt; ['filename' =&gt; 1]])</code>
-      <code>$this-&gt;bucket-&gt;find([], ['projection' =&gt; ['filename' =&gt; 1]])</code>
-    </UndefinedDocblockClass>
-  </file>
-  <file src="src/Gaufrette/Adapter/MogileFS.php">
-    <UndefinedDocblockClass occurrences="1">
-      <code>Socket</code>
-    </UndefinedDocblockClass>
-  </file>
-  <file src="src/Gaufrette/Adapter/PhpseclibSftp.php">
-    <UndefinedConstant occurrences="1">
-      <code>NET_SFTP_TYPE_DIRECTORY</code>
-    </UndefinedConstant>
-  </file>
-  <file src="src/Gaufrette/Adapter/Sftp.php">
-    <UndefinedClass occurrences="12">
-      <code>$this-&gt;sftp</code>
-      <code>$this-&gt;sftp</code>
-      <code>$this-&gt;sftp</code>
-      <code>$this-&gt;sftp</code>
-      <code>$this-&gt;sftp</code>
-      <code>$this-&gt;sftp</code>
-      <code>$this-&gt;sftp</code>
-      <code>$this-&gt;sftp</code>
-      <code>$this-&gt;sftp</code>
-      <code>$this-&gt;sftp</code>
-      <code>$this-&gt;sftp</code>
-      <code>\Ssh\Sftp</code>
-    </UndefinedClass>
-    <UndefinedDocblockClass occurrences="1">
-      <code>RuntimeException</code>
-    </UndefinedDocblockClass>
-  </file>
-</files>
diff --git a/psalm.xml b/psalm.xml
deleted file mode 100644
index 5289d8eb..00000000
--- a/psalm.xml
+++ /dev/null
@@ -1,16 +0,0 @@
-<?xml version="1.0"?>
-<psalm
-    errorLevel="7"
-    resolveFromConfigFile="true"
-    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="psalm.baseline.xml"
->
-    <projectFiles>
-        <directory name="src" />
-        <ignoreFiles>
-            <directory name="vendor" />
-        </ignoreFiles>
-    </projectFiles>
-</psalm>