diff --git a/companion/src/firmwares/edgetx/yaml_ops.cpp b/companion/src/firmwares/edgetx/yaml_ops.cpp
index 6c148dd94..bde2129b2 100644
--- a/companion/src/firmwares/edgetx/yaml_ops.cpp
+++ b/companion/src/firmwares/edgetx/yaml_ops.cpp
@@ -19,6 +19,7 @@
  */
 
 #include "yaml_ops.h"
+#include <algorithm>
 
 YAML::Node operator >> (const YAML::Node& node, const YamlLookupTable& lut)
 {