diff --git a/maplibre/js.go b/maplibre/js.go
index 89b0912..ee136dc 100644
--- a/maplibre/js.go
+++ b/maplibre/js.go
@@ -140,6 +140,7 @@ func initScript(m *Map) string {
 		`else if(sig===%[4]s)inp.value=map.getZoom();`+
 		`else if(sig===%[5]s)inp.value=map.getBearing();`+
 		`else if(sig===%[6]s)inp.value=map.getPitch();`+
+		`else return;`+
 		`inp.dispatchEvent(new Event('input',{bubbles:true}));`+
 		`});`+
 		`});`,
diff --git a/maplibre/maplibre.go b/maplibre/maplibre.go
index 145633a..852a345 100644
--- a/maplibre/maplibre.go
+++ b/maplibre/maplibre.go
@@ -122,11 +122,14 @@ func (m *Map) Element(extra ...h.H) h.H {
 		}
 	}
 
-	// Event listener binding elements
-	for _, ev := range m.events {
-		children = append(children,
-			h.Input(h.Type("hidden"), ev.signal.Bind()),
-		)
+	// Hidden inputs for signal-backed marker position writeback (drag → signal)
+	for _, me := range m.markers {
+		if me.marker.LngSignal != nil && me.marker.LatSignal != nil {
+			children = append(children,
+				h.Input(h.Type("hidden"), me.marker.LngSignal.Bind()),
+				h.Input(h.Type("hidden"), me.marker.LatSignal.Bind()),
+			)
+		}
 	}
 
 	children = append(children, extra...)