diff --git a/inkcpp/value.h b/inkcpp/value.h
index 676affc4..70d70ee9 100644
--- a/inkcpp/value.h
+++ b/inkcpp/value.h
@@ -213,7 +213,7 @@ class value : public snapshot_interface
 
 		struct {
 			hash_t name;
-			char   ci;
+			int    ci;
 		} pointer;
 	};