--- a/include/fbgemm/UtilsAvx2.h	2023-03-11 17:17:28.365325199 +0100
+++ b/include/fbgemm/UtilsAvx2.h	2023-03-11 17:18:06.076766162 +0100
@@ -9,6 +9,7 @@
 // flags.
 
 #include <string>
+#include <cstdint>
 
 namespace fbgemm {