diff --git a/packages/seacas/libraries/ioss/src/heartbeat/Iohb_DatabaseIO.C b/packages/seacas/libraries/ioss/src/heartbeat/Iohb_DatabaseIO.C
index e65999842e..fb0e1ebfe4 100644
--- a/packages/seacas/libraries/ioss/src/heartbeat/Iohb_DatabaseIO.C
+++ b/packages/seacas/libraries/ioss/src/heartbeat/Iohb_DatabaseIO.C
@@ -9,6 +9,7 @@
 #include <cstddef>
 #include <ctime>
 #include <fmt/ostream.h>
+#include <fstream>
 #include <heartbeat/Iohb_DatabaseIO.h>
 #include <heartbeat/Iohb_Layout.h>
 #include <string>