diff --git a/src/fru_reader.hpp b/src/fru_reader.hpp
index f54d900..4083be1 100644
--- a/src/fru_reader.hpp
+++ b/src/fru_reader.hpp
@@ -17,6 +17,7 @@
 #pragma once
 
 #include <cstdint>
+#include <cstdio>
 #include <functional>
 #include <map>
 #include <optional>
diff --git a/src/fru_utils.hpp b/src/fru_utils.hpp
index f6552a5..12e28b1 100644
--- a/src/fru_utils.hpp
+++ b/src/fru_utils.hpp
@@ -22,6 +22,7 @@
 #include <sdbusplus/asio/object_server.hpp>
 
 #include <cstdint>
+#include <cstdio>
 #include <functional>
 #include <regex>
 #include <string>