diff --git a/src/model/AlignmentMatch.h b/src/model/AlignmentMatch.h
index 8304eac..c75d2d5 100644
--- a/src/model/AlignmentMatch.h
+++ b/src/model/AlignmentMatch.h
@@ -6,7 +6,7 @@
 
 #include <string>
 #include "STRAND.h"
-
+#include <cstdint>
 
 class AlignmentMatch {
 private: