diff --git a/tools/perf/util/include/linux/rbtree.h b/tools/perf/util/include/linux/rbtree.h
index 9bcdc844b330..2a030c5af3aa 100644
--- a/tools/perf/util/include/linux/rbtree.h
+++ b/tools/perf/util/include/linux/rbtree.h
@@ -1,3 +1,2 @@
 #include <stdbool.h>
-#include <stdbool.h>
 #include "../../../../include/linux/rbtree.h"