diff --git a/src/test/app/vault/VaultBugs_test.cpp b/src/test/app/vault/VaultBugs_test.cpp
index 9a2ea5124d..ee13c1035e 100644
--- a/src/test/app/vault/VaultBugs_test.cpp
+++ b/src/test/app/vault/VaultBugs_test.cpp
@@ -15,6 +15,7 @@
 #include <test/jtx/vault.h>
 
 #include <xrpl/basics/Number.h>
+#include <xrpl/basics/base_uint.h>
 #include <xrpl/basics/chrono.h>
 #include <xrpl/beast/unit_test/suite.h>
 #include <xrpl/json/json_forwards.h>