diff --git a/core/config/schema/core.data_types.schema.yml b/core/config/schema/core.data_types.schema.yml
index 6a19942a29..92782406ca 100644
--- a/core/config/schema/core.data_types.schema.yml
+++ b/core/config/schema/core.data_types.schema.yml
@@ -284,10 +284,6 @@ config_entity:
     uuid:
       type: uuid
       label: 'UUID'
-      constraints:
-        Length:
-          max: 128
-          maxMessage: 'UUID: may not be longer than 128 characters.'
     langcode:
       type: string
       label: 'Language code'