diff --git a/core/runtime/core.odin b/core/runtime/core.odin
index 4ab21d8cf..4269450de 100644
--- a/core/runtime/core.odin
+++ b/core/runtime/core.odin
@@ -401,6 +401,7 @@ Raw_Cstring :: struct {
 		Linux,
 		Essence,
 		FreeBSD,
+		OpenBSD,
 		WASI,
 		JS,
 		Freestanding,