diff --git a/src/tests/libxrpl/shamap/SHAMapNodeSize.cpp b/src/tests/libxrpl/shamap/SHAMapNodeSize.cpp
index 3948431cde..96d11f9df0 100644
--- a/src/tests/libxrpl/shamap/SHAMapNodeSize.cpp
+++ b/src/tests/libxrpl/shamap/SHAMapNodeSize.cpp
@@ -12,6 +12,8 @@
 
 #include <gtest/gtest.h>
 
+#include <algorithm>
+#include <cstddef>
 #include <cstdint>
 #include <vector>