diff --git a/ledger/participant-integration-api/src/main/resources/db/migration/oracle-appendonly/V1__Append_only_schema.sha256 b/ledger/participant-integration-api/src/main/resources/db/migration/oracle-appendonly/V1__Append_only_schema.sha256
index 0f7e677dc53f..8bfc6d49dbe4 100644
--- a/ledger/participant-integration-api/src/main/resources/db/migration/oracle-appendonly/V1__Append_only_schema.sha256
+++ b/ledger/participant-integration-api/src/main/resources/db/migration/oracle-appendonly/V1__Append_only_schema.sha256
@@ -1 +1 @@
-7f4fb78d28927012f3c4b3a91b87b38dbebdd6c32f3654cf23fb75213be096ba
+c6e4c74b1c854a51d9cd79d3c614b60a372ca60e88b8d69cbd90a7a674389080
diff --git a/ledger/participant-integration-api/src/main/resources/db/migration/oracle-appendonly/V1__Append_only_schema.sql b/ledger/participant-integration-api/src/main/resources/db/migration/oracle-appendonly/V1__Append_only_schema.sql
index 7447e0aad999..1570b88d6bbc 100644
--- a/ledger/participant-integration-api/src/main/resources/db/migration/oracle-appendonly/V1__Append_only_schema.sql
+++ b/ledger/participant-integration-api/src/main/resources/db/migration/oracle-appendonly/V1__Append_only_schema.sql
@@ -133,7 +133,7 @@ CREATE TABLE participant_command_completions
 
     transaction_id    NVARCHAR2(1000), -- null if the command was rejected and checkpoints
     status_code       INTEGER,         -- null for successful command and checkpoints
-    status_message    NVARCHAR2(1000)  -- null for successful command and checkpoints
+    status_message    CLOB  -- null for successful command and checkpoints
 );
 
 CREATE INDEX participant_command_completions_idx ON participant_command_completions(completion_offset, application_id);
diff --git a/ledger/participant-integration-api/src/main/resources/db/migration/oracle/V1__Init.sha256 b/ledger/participant-integration-api/src/main/resources/db/migration/oracle/V1__Init.sha256
index 5ca2b516c35a..b55dac07fe19 100644
--- a/ledger/participant-integration-api/src/main/resources/db/migration/oracle/V1__Init.sha256
+++ b/ledger/participant-integration-api/src/main/resources/db/migration/oracle/V1__Init.sha256
@@ -1 +1 @@
-5438a2b69c6c7581166e6498cdaac09c46945e0f01e5fb7359de0f85cbb130a4
+250ca12b5c10f57334d9c5f763bd8aab4ac564b0d6b6589ad976da404d3a2738
diff --git a/ledger/participant-integration-api/src/main/resources/db/migration/oracle/V1__Init.sql b/ledger/participant-integration-api/src/main/resources/db/migration/oracle/V1__Init.sql
index c935b77e6857..27231d670eda 100644
--- a/ledger/participant-integration-api/src/main/resources/db/migration/oracle/V1__Init.sql
+++ b/ledger/participant-integration-api/src/main/resources/db/migration/oracle/V1__Init.sql
@@ -185,7 +185,7 @@ CREATE TABLE participant_command_completions
 
     transaction_id    NVARCHAR2(1000), -- null if the command was rejected and checkpoints
     status_code       INTEGER,         -- null for successful command and checkpoints
-    status_message    NVARCHAR2(1000)  -- null for successful command and checkpoints
+    status_message    CLOB  -- null for successful command and checkpoints
 );
 
 create index participant_command_completions_idx on participant_command_completions(completion_offset, application_id);
diff --git a/ledger/participant-integration-api/src/test/lib/scala/platform/store/dao/JdbcLedgerDaoCompletionsSpec.scala b/ledger/participant-integration-api/src/test/lib/scala/platform/store/dao/JdbcLedgerDaoCompletionsSpec.scala
index 996bf3054ca2..d08237d28daa 100644
--- a/ledger/participant-integration-api/src/test/lib/scala/platform/store/dao/JdbcLedgerDaoCompletionsSpec.scala
+++ b/ledger/participant-integration-api/src/test/lib/scala/platform/store/dao/JdbcLedgerDaoCompletionsSpec.scala
@@ -5,10 +5,10 @@ package com.daml.platform.store.dao
 
 import java.time.Instant
 import java.util.UUID
-
 import akka.stream.scaladsl.Sink
 import com.daml.ledger.api.v1.command_completion_service.CompletionStreamResponse
 import com.daml.ledger.offset.Offset
+import com.daml.ledger.participant.state.v1.RejectionReasonV0
 import com.daml.ledger.participant.state.{v1 => state}
 import com.daml.lf.data.Ref
 import com.daml.platform.ApiOffset
@@ -189,6 +189,20 @@ private[dao] trait JdbcLedgerDaoCompletionsSpec extends OptionValues with LoneEl
       succeed
     }
   }
+  it should "allow arbitrarily large rejection reasons" in {
+    for {
+      from <- ledgerDao.lookupLedgerEnd()
+      _ <- storeMultiPartyRejection(
+        RejectionReasonV0.Inconsistent((0 to 10000).map(_ => " ").mkString(""))
+      )
+      to <- ledgerDao.lookupLedgerEnd()
+      response1 <- ledgerDao.completions
+        .getCommandCompletions(from, to, applicationId, Set("WRONG"))
+        .runWith(Sink.seq)
+    } yield {
+      response1 shouldBe Seq.empty
+    }
+  }
 
   private def prepareStoreRejection(
       reason: state.RejectionReasonV0,