diff --git a/src/odb/test/cpp/helper/env.cpp b/src/odb/test/cpp/helper/env.cpp
index 5f3da0310d2..3d6bfbcf1e3 100644
--- a/src/odb/test/cpp/helper/env.cpp
+++ b/src/odb/test/cpp/helper/env.cpp
@@ -32,8 +32,8 @@
 
 #include "env.h"
 
-#include <stdexcept>
 #include <iostream>
+#include <stdexcept>
 
 namespace odb {