diff --git a/include/highfive/H5DataType.hpp b/include/highfive/H5DataType.hpp
index 8403618e2..886107961 100644
--- a/include/highfive/H5DataType.hpp
+++ b/include/highfive/H5DataType.hpp
@@ -11,6 +11,8 @@
 #include <type_traits>
 #include <vector>
 
+#include <H5Tpublic.h>
+
 #include "H5Object.hpp"
 #include "bits/H5Utils.hpp"
 
diff --git a/include/highfive/bits/string_padding.hpp b/include/highfive/bits/string_padding.hpp
index 984549e24..e6e6908dd 100644
--- a/include/highfive/bits/string_padding.hpp
+++ b/include/highfive/bits/string_padding.hpp
@@ -1,5 +1,7 @@
 #pragma once
 
+#include <H5Tpublic.h>
+
 namespace HighFive {
 
 enum class StringPadding : std::underlying_type<H5T_str_t>::type {