diff --git a/src/xrpld/rpc/handlers/ledger/Ledger.cpp b/src/xrpld/rpc/handlers/ledger/Ledger.cpp
index 69fcf03d9a..23a97a5026 100644
--- a/src/xrpld/rpc/handlers/ledger/Ledger.cpp
+++ b/src/xrpld/rpc/handlers/ledger/Ledger.cpp
@@ -30,6 +30,7 @@
 #include <expected>
 #include <limits>
 #include <memory>
+#include <string>
 #include <utility>
 
 namespace xrpl {