diff --git a/spec/problems.schema.json b/spec/problems.schema.json
index 055af688748c688a6f06ed349d6d79541ffe8dc7..59571e406d014c5a8001eecff31b185f55bcac09 100644
--- a/spec/problems.schema.json
+++ b/spec/problems.schema.json
@@ -1,6 +1,6 @@
 {
   "title": "Problems",
-  "description": "Liste der Probleme bei der Validierung einer Submission.",
+  "description": "Liste von Validierungsproblemen.",
   "type": "array",
   "items": {
     "type": "object",
diff --git a/spec/set-payload.schema.json b/spec/set-payload.schema.json
index 400a28c4218d82a0bfa263f13489be16fcad95a1..f24374ba71cb58511292c4f985e706b684715328 100644
--- a/spec/set-payload.schema.json
+++ b/spec/set-payload.schema.json
@@ -25,7 +25,7 @@
       "minimum": 1577833200
     },
     "sub": {
-      "description": "Beschreibt, wen das SET betrifft.",
+      "description": "Beschreibt, ob das SET eine Submission oder einen Reply betrifft.",
       "type": "string",
       "pattern": "^(submission|reply):[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}$"
     },