diff --git a/src/gpu/ganesh/d3d/GrD3DUtil.h b/src/gpu/ganesh/d3d/GrD3DUtil.h
index 7a1078b629..bd5605ae91 100644
--- a/src/gpu/ganesh/d3d/GrD3DUtil.h
+++ b/src/gpu/ganesh/d3d/GrD3DUtil.h
@@ -8,6 +8,8 @@
 #ifndef GrD3DUtil_DEFINED
 #define GrD3DUtil_DEFINED

+#include <string>
+
 #include "include/core/SkImage.h"
 #include "include/gpu/ganesh/GrTypes.h"
 #include "include/gpu/ganesh/d3d/GrD3DTypes.h"