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-rw-r--r--src/support/cleanse.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/support/cleanse.h b/src/support/cleanse.h
index 8c1210a114..b1227770c7 100644
--- a/src/support/cleanse.h
+++ b/src/support/cleanse.h
@@ -6,7 +6,7 @@
#ifndef BITCOIN_SUPPORT_CLEANSE_H
#define BITCOIN_SUPPORT_CLEANSE_H
-#include <stdlib.h>
+#include <cstdlib>
/** Secure overwrite a buffer (possibly containing secret data) with zero-bytes. The write
* operation will not be optimized out by the compiler. */