diff --git a/test/test_transaction.cpp b/test/test_transaction.cpp
index 6f5638cfd0747380c89ae6967d2a7f5a739ef62e..118208595ea5d100dacb8302be555772c8fcd80e 100644
--- a/test/test_transaction.cpp
+++ b/test/test_transaction.cpp
@@ -30,9 +30,9 @@
 #include "gtest/gtest-test-part.h"     // for SuiteApiResolver, TestPa...
 #include "gtest/gtest_pred_impl.h"     // for Test, TestInfo, TEST
 #include <iostream>
-#include <memory>                      // for allocator, unique_ptr
-#include <string>                      // for string, basic_string
-#include <vector>                      // for vector
+#include <memory> // for allocator, unique_ptr
+#include <string> // for string, basic_string
+#include <vector> // for vector
 
 namespace caosdb::transaction {
 using caosdb::configuration::InsecureConnectionConfiguration;