diff --git a/lib/runtime-core/src/sys/windows/mod.rs b/lib/runtime-core/src/sys/windows/mod.rs
index 34e96493e0c..16ca2d539f6 100644
--- a/lib/runtime-core/src/sys/windows/mod.rs
+++ b/lib/runtime-core/src/sys/windows/mod.rs
@@ -1 +1,3 @@
+mod memory;
+
 pub use self::memory::{Memory, Protect};