diff --git a/src/common.h b/src/common.h
index 8e7cfdf027..462beba61f 100644
--- a/src/common.h
+++ b/src/common.h
@@ -11,6 +11,7 @@
 #include "rccl/rccl.h"
 #include <stdio.h>
 #include <cstdint>
+#include <cstring>
 #include <algorithm>
 #ifdef MPI_SUPPORT
 #include "mpi.h"