1 files changed, 9 insertions, 1 deletions
diff --git a/lang/gjs/src/_astal.ts b/lang/gjs/src/_astal.ts
index cfd8c9f..6f3285b 100644
--- a/lang/gjs/src/_astal.ts
+++ b/lang/gjs/src/_astal.ts
@@ -65,8 +65,16 @@ export function hook<Widget extends Connectable>(
 export function construct<Widget extends Connectable & { [setChildren]: (children: any[]) => void }>(widget: Widget, config: any) {
     const { setup, child, children = [], ...props } = config
 
-    if (child)
+    if (child) {
         children.unshift(child)
+    }
+
+    // remove undefined values
+    for (const [key, value] of Object.entries(props)) {
+        if (value === undefined) {
+            delete props[key]
+        }
+    }
 
     // collect bindings
     const bindings: Array<[string, Binding<any>]> = Object