diff --git a/themes/alps/assets/attachments.js b/themes/alps/assets/attachments.js
index e519c29..a57b4c5 100644
--- a/themes/alps/assets/attachments.js
+++ b/themes/alps/assets/attachments.js
@@ -75,6 +75,12 @@ function attachFile(file) {
 	};
 	attachments.push(attachment);
 	attachmentsNode.appendChild(node);
+	node.querySelector("button").addEventListener("click", ev => {
+		attachment.xhr.abort();
+		attachments = attachments.filter(a => a !== attachment);
+		node.remove();
+		updateState();
+	});
 
 	let formData = new FormData();
 	formData.append("attachments", file);
diff --git a/themes/alps/assets/style.css b/themes/alps/assets/style.css
index 389079c..388f25f 100644
--- a/themes/alps/assets/style.css
+++ b/themes/alps/assets/style.css
@@ -234,6 +234,7 @@ main.create-update #attachment-list .upload .filename {
 
 main.create-update #attachment-list .upload button {
   padding: inherit;
+  min-width: inherit;
 }
 
 main.create-update #attachment-list .upload .progress {