diff --git a/composer.json b/composer.json
index c092f2f88730faf03ab7ae948330641720fba37c..8df71e9a885977383aab8ac2617aad02cb89cd2a 100644
--- a/composer.json
+++ b/composer.json
@@ -16,7 +16,7 @@
 	],
 	"require": {
 		"typo3/cms-core": "7.6.0 - 8.7.99",
-		"sgalinski/tinymce": "^4.4"
+		"sgalinski/tinymce": "dev-typo3v8compatibility"
 	},
 	"replace": {
 		"tinymce4_rte": "self.version",