diff --git a/cmds/dumpstate/DumpstateUtil.h b/cmds/dumpstate/DumpstateUtil.h
index 9e955e3..ae7152a 100644
--- a/cmds/dumpstate/DumpstateUtil.h
+++ b/cmds/dumpstate/DumpstateUtil.h
@@ -18,6 +18,7 @@
 
 #include <cstdint>
 #include <string>
+#include <vector>
 
 /*
  * Converts seconds to milliseconds.