diff --git a/CHANGELOG.md b/CHANGELOG.md
index cf52ab0..481645d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -25,6 +25,7 @@ This project adheres to [Semantic Versioning](https://semver.org/).
 - Drop support for PHP 7.2 and 7.3 (#581)
 
 ### Fixed
+- Require TYPO3 >= 11.5.4 (#643)
 - Stop relying on transitive dependencies for `psr/http-message` (#613)
 
 ## 2.0.1
diff --git a/composer.json b/composer.json
index c7894d1..5d5da70 100644
--- a/composer.json
+++ b/composer.json
@@ -29,10 +29,10 @@
 	"require": {
 		"php": "~7.4.0 || ~8.0.0 || ~8.1.0",
 		"psr/http-message": "^1.0.1",
-		"typo3/cms-core": "^11.5.2",
-		"typo3/cms-extbase": "^11.5.2",
-		"typo3/cms-fluid": "^11.5.2",
-		"typo3/cms-frontend": "^11.5.2"
+		"typo3/cms-core": "^11.5.4",
+		"typo3/cms-extbase": "^11.5.4",
+		"typo3/cms-fluid": "^11.5.4",
+		"typo3/cms-frontend": "^11.5.4"
 	},
 	"require-dev": {
 		"doctrine/dbal": "^2.13.8 || ^3.3.7",
@@ -53,7 +53,7 @@
 		"seld/jsonlint": "^1.9.0",
 		"squizlabs/php_codesniffer": "^3.7.1",
 		"symfony/yaml": "^5.4 || ^6.1",
-		"typo3/cms-fluid-styled-content": "^11.5.2",
+		"typo3/cms-fluid-styled-content": "^11.5.4",
 		"typo3/coding-standards": "^0.5.5",
 		"typo3/testing-framework": "^7.0@dev"
 	},
diff --git a/ext_emconf.php b/ext_emconf.php
index ddf4966..c36b582 100644
--- a/ext_emconf.php
+++ b/ext_emconf.php
@@ -8,10 +8,10 @@ $EM_CONF[$_EXTKEY] = [
     'constraints' => [
         'depends' => [
             'php' => '7.4.0-8.1.99',
-            'typo3' => '11.5.2-11.5.99',
-            'extbase' => '11.5.2-11.5.99',
-            'fluid' => '11.5.2-11.5.99',
-            'frontend' => '11.5.2-11.5.99',
+            'typo3' => '11.5.4-11.5.99',
+            'extbase' => '11.5.4-11.5.99',
+            'fluid' => '11.5.4-11.5.99',
+            'frontend' => '11.5.4-11.5.99',
         ],
     ],
     'state' => 'stable',