diff --git a/mk2rbc/mk2rbc.go b/mk2rbc/mk2rbc.go
index 35d7d4d..0441854 100644
--- a/mk2rbc/mk2rbc.go
+++ b/mk2rbc/mk2rbc.go
@@ -1370,7 +1370,7 @@
 	if !args.Empty() {
 		return ctx.newBadExpr(node, "my-dir function cannot have any arguments passed to it.")
 	}
-	return &variableRefExpr{ctx.addVariable("LOCAL_PATH"), true}
+	return &stringLiteralExpr{literal: filepath.Dir(ctx.script.mkFile)}
 }
 
 type isProductInListCallParser struct{}