diff --git a/src/seraphis_main/txtype_base.h b/src/seraphis_main/txtype_base.h
index 91634284a9..aa9c3bf642 100644
--- a/src/seraphis_main/txtype_base.h
+++ b/src/seraphis_main/txtype_base.h
@@ -36,6 +36,7 @@
 //third party headers
 
 //standard headers
+#include <cstdint>
 #include <string>
 #include <vector>