diff --git a/assets/js/components/calls/controller.js b/assets/js/components/calls/controller.js
index 8cbd0c63..cfb3f4cb 100644
--- a/assets/js/components/calls/controller.js
+++ b/assets/js/components/calls/controller.js
@@ -17,7 +17,7 @@ class CallsController {
 	 * @param {Conversation} conv Information about the target conversation
 	 */
 	static Open(conv) {
-		if(OpenCalls.has(conv.ID) && OpenCalls.get(conv.ID).rootEl.isConnected)
+		if(OpenCalls.has(conv.ID) && OpenCalls.get(conv.ID).isOpen)
 			return;
 		
 		console.info("Open call for conversation " + conv.ID);
diff --git a/assets/js/components/calls/window.js b/assets/js/components/calls/window.js
index aa85917c..e1b88ff8 100644
--- a/assets/js/components/calls/window.js
+++ b/assets/js/components/calls/window.js
@@ -119,6 +119,15 @@ class CallWindow extends CustomEvents {
 		}
 	}
 
+	/**
+	 * Check if this conversation window is open or not
+	 * 
+	 * @returns {boolean}
+	 */
+	get isOpen() {
+		return this.rootEl.isConnected
+	}
+
 	/**
 	 * Make the call window draggable
 	 */