diff --git a/Source/ThirdParty/fmt/format-inl.h b/Source/ThirdParty/fmt/format-inl.h
index 8cbf30c41..5c67f8fec 100644
--- a/Source/ThirdParty/fmt/format-inl.h
+++ b/Source/ThirdParty/fmt/format-inl.h
@@ -11,6 +11,7 @@
 #include "format.h"
 
 #include <algorithm>
+#include <memory>
 #include <cctype>
 #include <cerrno>
 #include <climits>