diff --git a/src/bin/pg_resetxlog/pg_resetxlog.c b/src/bin/pg_resetxlog/pg_resetxlog.c
index 38d03a3..e25ad64 100644
--- a/src/bin/pg_resetxlog/pg_resetxlog.c
+++ b/src/bin/pg_resetxlog/pg_resetxlog.c
@@ -350,6 +350,10 @@ main(int argc, char *argv[])
 	if (minXlogSegNo > newXlogSegNo)
 		newXlogSegNo = minXlogSegNo;
 
+	ControlFile.backupStartPoint = InvalidXLogRecPtr;
+	ControlFile.backupEndPoint = InvalidXLogRecPtr;
+	ControlFile.backupEndRequired = false;
+
 	/*
 	 * If we had to guess anything, and -f was not given, just print the
 	 * guessed values and exit.  Also print if -n is given.