diff --git a/src/libxrpl/ledger/helpers/SponsorHelpers.cpp b/src/libxrpl/ledger/helpers/SponsorHelpers.cpp
index d12dfe12bf..7e0c041854 100644
--- a/src/libxrpl/ledger/helpers/SponsorHelpers.cpp
+++ b/src/libxrpl/ledger/helpers/SponsorHelpers.cpp
@@ -15,6 +15,7 @@
 #include <xrpl/protocol/STLedgerEntry.h>
 #include <xrpl/protocol/STTx.h>
 #include <xrpl/protocol/TER.h>
+#include <xrpl/protocol/TxFormats.h>
 
 #include <cstdint>
 #include <expected>