diff --git a/pdf/src/forms/base/basecheckbox.js b/pdf/src/forms/base/basecheckbox.js
index 6629996fe6..df877f087b 100644
--- a/pdf/src/forms/base/basecheckbox.js
+++ b/pdf/src/forms/base/basecheckbox.js
@@ -438,6 +438,7 @@
         oOverlay.max_y      = 0;
         oOverlay.ClearAll   = true;
 
+        this.AddActionsToQueue(AscPDF.FORMS_TRIGGERS_TYPES.MouseUp);
         oViewer.onUpdateOverlay();
     };
     /**