diff --git a/src/inc/LibraryIncludes.h b/src/inc/LibraryIncludes.h
index b73a1322f2..e852ef621c 100644
--- a/src/inc/LibraryIncludes.h
+++ b/src/inc/LibraryIncludes.h
@@ -40,6 +40,7 @@
 #include <sstream>
 #include <iomanip>
 #include <filesystem>
+#include <functional>
 
 // WIL