diff --git a/config/schema/security_review.schema.yml b/config/schema/security_review.schema.yml
index e9b0038..86e3b18 100644
--- a/config/schema/security_review.schema.yml
+++ b/config/schema/security_review.schema.yml
@@ -1,6 +1,6 @@
 # The module's main settings.
 security_review.settings:
-  type: mapping
+  type: config_entity
   mapping:
     configured:
       type: boolean
@@ -17,13 +17,10 @@ security_review.settings:
     last_run:
       type: integer
       label: 'Last run'
-    langcode:
-      type: string
-      label: 'Language code'
 
 # Defines a security check's skip informations and settings.
 security_review.check.*:
-  type: mapping
+  type: config_entity
   mapping:
     id:
       type: string
@@ -41,9 +38,6 @@ security_review.check.*:
       # Checks that need storage for settings are advised to define their settings schema.
       # This way type-strict per-check settings storage can be created.
       type: security_review.check_settings.[%parent.id]
-    langcode:
-      type: string
-      label: 'Language code'
 
 # Setting storage for Base URL check.
 security_review.check_settings.security_review-base_url_set: