diff --git a/nvdaHelper/local/beeps.cpp b/nvdaHelper/local/beeps.cpp
index 94e5c3ff7be..7a528baa5b5 100644
--- a/nvdaHelper/local/beeps.cpp
+++ b/nvdaHelper/local/beeps.cpp
@@ -13,6 +13,7 @@ This license can be found at:
 */
 #define _USE_MATH_DEFINES
 #include <cmath>
+#include <algorithm>
 #include "beeps.h"