diff --git a/include/LightGBM/arrow.h b/include/LightGBM/arrow.h index 75511e17e72a..767da12a9809 100644 --- a/include/LightGBM/arrow.h +++ b/include/LightGBM/arrow.h @@ -16,6 +16,7 @@ #include #include #include +#include /* -------------------------------------- C DATA INTERFACE ------------------------------------- */ // The C data interface is taken from