diff --git a/comfy_extras/nodes_webcam.py b/comfy_extras/nodes_webcam.py
index 6349ac017..ab25be641 100644
--- a/comfy_extras/nodes_webcam.py
+++ b/comfy_extras/nodes_webcam.py
@@ -26,6 +26,8 @@ class WebcamCapture(nodes.LoadImage):
 
     @classmethod
     def IS_CHANGED(cls, image, width, height, capture_on_queue):
+        if capture_on_queue:
+            return float("NaN")
         return super().IS_CHANGED(image)