--- a/Framework/Plugins/IndexBackend.cpp	Thu Apr 06 19:09:51 2023 +0200
+++ b/Framework/Plugins/IndexBackend.cpp	Fri Apr 07 15:28:47 2023 +0200
@@ -2626,6 +2626,12 @@
                           "INSERT INTO Labels VALUES(${id}, ${label}) ON CONFLICT DO NOTHING"));
         break;
 
+      case Dialect_SQLite:
+        statement.reset(new DatabaseManager::CachedStatement(
+                          STATEMENT_FROM_HERE, manager,
+                          "INSERT OR IGNORE INTO Labels VALUES(${id}, ${label})"));
+        break;
+
       default:
         throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented);
     }