diff --git a/src-self-hosted/module.zig b/src-self-hosted/module.zig
index c984610257..cf27c826c8 100644
--- a/src-self-hosted/module.zig
+++ b/src-self-hosted/module.zig
@@ -115,6 +115,7 @@ pub const Module = struct {
         InputOutput,
         NoStdHandles,
         Overflow,
+        NotSupported,
     };
 
     pub const Event = union(enum) {