diff --git a/CHANGELOG.md b/CHANGELOG.md
index fb2abd3..f6633e5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -15,6 +15,7 @@ This project adheres to [Semantic Versioning](https://semver.org/).
 ### Removed
 
 ### Fixed
+- Bump the minimal 10.4 Extbase requirement (#514)
 - Explicitly require Prophecy (#511)
 
 ## 2.0.0
diff --git a/composer.json b/composer.json
index 4e0c5cf..b919a5b 100644
--- a/composer.json
+++ b/composer.json
@@ -29,7 +29,7 @@
 	"require": {
 		"php": "~7.2.0 || ~7.3.0 || ~7.4.0 || ~8.0.0 || ~8.1.0",
 		"typo3/cms-core": "^10.4 || ^11.5.2",
-		"typo3/cms-extbase": "^10.4 || ^11.5.2",
+		"typo3/cms-extbase": "^10.4.6 || ^11.5.2",
 		"typo3/cms-fluid": "^10.4 || ^11.5.2",
 		"typo3/cms-frontend": "^10.4 || ^11.5.2"
 	},
diff --git a/ext_emconf.php b/ext_emconf.php
index 9bd004e..a5ed6a3 100644
--- a/ext_emconf.php
+++ b/ext_emconf.php
@@ -9,6 +9,7 @@ $EM_CONF[$_EXTKEY] = [
         'depends' => [
             'php' => '7.2.0-8.1.99',
             'typo3' => '10.4.0-11.5.99',
+            'extbase' => '10.4.6-11.5.99',
         ],
     ],
     'state' => 'stable',