diff --git a/test/src/unit-udt.cpp b/test/src/unit-udt.cpp
index 0bc324122..a3f06210d 100644
--- a/test/src/unit-udt.cpp
+++ b/test/src/unit-udt.cpp
@@ -39,7 +39,6 @@ using nlohmann::json;
 #include <map>
 #include <memory>
 #include <string>
-#include <memory>
 #include <utility>
 
 namespace udt