diff --git a/AlgebraicDataflowArchitectureModel/models/SimpleUI.model b/AlgebraicDataflowArchitectureModel/models/SimpleUI.model
index 447b8d4..f393c9d 100644
--- a/AlgebraicDataflowArchitectureModel/models/SimpleUI.model
+++ b/AlgebraicDataflowArchitectureModel/models/SimpleUI.model
@@ -7,7 +7,7 @@
 }
 
 native channel SetText(wid: Str) {
-	out screen.widgets.{wid}.text(curText: Str, setText(nextText)) = nextText
+	in screen.widgets.{wid}.text(curText: Str, setText(nextText)) = nextText
 }
 
 native channel MouseEvent(wid: Str) {