diff --git a/abaplint.jsonc b/abaplint.jsonc
index 482ba0aa..2c6b238f 100644
--- a/abaplint.jsonc
+++ b/abaplint.jsonc
@@ -37,7 +37,7 @@
     "check_comments": true,
     "check_ddic": true,
     "check_include": true,
-    "check_subrc": false,
+    "check_subrc": true,
     "check_syntax": true,
     "check_text_elements": true,
     "check_transformation_exists": true,
@@ -45,7 +45,7 @@
     "classic_exceptions_overlap": true,
     "cloud_types": true,
     "colon_missing_space": true,
-    "commented_code": false,
+    "commented_code": true,
     "constant_classes": {
       "exclude": [],
       "severity": "Error",