diff --git a/src/core/model3d/model3d.cpp b/src/core/model3d/model3d.cpp
index 29b302d5..6f81cab2 100644
--- a/src/core/model3d/model3d.cpp
+++ b/src/core/model3d/model3d.cpp
@@ -29,6 +29,7 @@
 #include "../vfs/vfs.h"
 #include "model3d.h"
 #include <cmath>
+#include <cstdint>
 #include <cstring>
 #include <fstream>