diff --git a/source/adios2/toolkit/format/bp1/BP1Base.tcc b/source/adios2/toolkit/format/bp1/BP1Base.tcc
index 509861567737a0fb8bf5aa3370d13b9e2d55fde4..d9d582fbdfeed4f4f12e4a0804e024c044fdc5cf 100644
--- a/source/adios2/toolkit/format/bp1/BP1Base.tcc
+++ b/source/adios2/toolkit/format/bp1/BP1Base.tcc
@@ -13,6 +13,10 @@
 
 #include "BP1Base.h"
 
+#include <cmath> //std::min
+
+#include "adios2/helper/adiosMath.h" //NextExponentialSize
+
 namespace adios
 {
 namespace format