diff --git a/src/sfizz/Buffer.h b/src/sfizz/Buffer.h
index e8a5135a..c522f7e1 100644
--- a/src/sfizz/Buffer.h
+++ b/src/sfizz/Buffer.h
@@ -26,10 +26,12 @@
 #pragma once
 #include "Config.h"
 #include "utility/LeakDetector.h"
+#include <cstdint>
 #include <cstdlib>
 #include <cstring>
 #include <memory>
 #include <type_traits>
+#include <algorithm>
 #include <utility>
 #include <atomic>