diff --git a/skia/src/sksl/transform/SkSLTransform.h b/skia/src/sksl/transform/SkSLTransform.h
index b2d1f90..6a34284 100644
--- a/skia/src/sksl/transform/SkSLTransform.h
+++ b/skia/src/sksl/transform/SkSLTransform.h
@@ -10,6 +10,7 @@

 #include <memory>
 #include <vector>
+#include <cstdint>

 namespace SkSL {