diff --git a/test/test_transaction.cpp b/test/test_transaction.cpp
index ba8b68d6611ef9d7e64639b5cf48bae1d1aba4c4..0eec6d775747c3df39f6bb2c746e56628c6eadb3 100644
--- a/test/test_transaction.cpp
+++ b/test/test_transaction.cpp
@@ -1328,4 +1328,23 @@ TEST_F(test_transaction, test_full_workflow) {
   EXPECT_EQ(retr_transaction->GetResultSet().size(), 1);
 }
 
+TEST_F(test_transaction, test_delete_string_id) {
+  const auto &connection = caosdb::connection::ConnectionManager::GetDefaultConnection();
+  auto transaction(connection->CreateTransaction());
+
+  transaction->DeleteById("20");
+  transaction->DeleteById("string");
+  transaction->DeleteById("21");
+
+  transaction->ExecuteAsynchronously();
+  transaction->WaitForIt();
+
+  EXPECT_TRUE(transaction->GetStatus().IsTerminated());
+  EXPECT_TRUE(transaction->GetStatus().IsError());
+  const auto &results = transaction->GetResultSet();
+  EXPECT_TRUE(results.at(1).HasErrors());
+  EXPECT_EQ(results.at(1).GetErrors().size(), 1);
+  EXPECT_EQ(results.at(1).GetErrors().at(0).GetDescription(), "The entity id is malformed. The id is expected to match a UUID string (xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx, where x is 0-9 or a-f).");
+}
+
 } // namespace caosdb::transaction