diff --git a/psalm.xml.dist b/psalm.xml.dist
index 189a78ebb..40301ff9b 100644
--- a/psalm.xml.dist
+++ b/psalm.xml.dist
@@ -59,12 +59,6 @@
         </MissingConstructor>
         <DeprecatedProperty errorLevel="suppress"/>
 
-        <DeprecatedMethod>
-            <errorLevel type="info">
-                <referencedMethod name="PHPUnit\Framework\Assert::assertArraySubset"/>
-            </errorLevel>
-        </DeprecatedMethod>
-
         <UnusedParam>
             <errorLevel type="suppress">
                 <directory name="examples"/>
diff --git a/tests/ComposerLockTest.php b/tests/ComposerLockTest.php
index 2da92dc1f..7326ffd27 100644
--- a/tests/ComposerLockTest.php
+++ b/tests/ComposerLockTest.php
@@ -59,10 +59,9 @@ class ComposerLockTest extends TestCase
             'packages-dev' => [],
         ]));
 
-        $this->assertArraySubset(
-            ['vendor/package' => 'Vendor\Package\PluginClass'],
-            $lock->getPlugins()
-        );
+        $plugins = $lock->getPlugins();
+        $this->assertArrayHasKey('vendor/package', $plugins);
+        $this->assertEquals('Vendor\Package\PluginClass', $plugins['vendor/package']);
     }
 
     /**
@@ -85,10 +84,10 @@ class ComposerLockTest extends TestCase
                 ],
             ],
         ]));
-        $this->assertArraySubset(
-            ['vendor/package' => 'Vendor\Package\PluginClass'],
-            $lock->getPlugins()
-        );
+
+        $plugins = $lock->getPlugins();
+        $this->assertArrayHasKey('vendor/package', $plugins);
+        $this->assertEquals('Vendor\Package\PluginClass', $plugins['vendor/package']);
     }
 
     /**