diff --git a/frontend/src/components/SubtitleList.tsx b/frontend/src/components/SubtitleList.tsx
index 5a540531..b54e8d8f 100644
--- a/frontend/src/components/SubtitleList.tsx
+++ b/frontend/src/components/SubtitleList.tsx
@@ -44,9 +44,11 @@ const SubtitleList = ({ subtitleList }: SubtitleListProps) => {
           <div className="video-item list">
             <a
               onClick={() => {
-                setSearchParams({
-                  videoId: subtitle.youtube_id,
-                  t: stripNanoSecs(subtitle.subtitle_start) || '00:00:00',
+                setSearchParams(params => {
+                  params.set('videoId', subtitle.youtube_id);
+                  params.set('t', stripNanoSecs(subtitle.subtitle_start) || '00:00:00');
+
+                  return params;
                 });
               }}
             >
diff --git a/frontend/src/pages/Download.tsx b/frontend/src/pages/Download.tsx
index f9b6ed52..b4e1b688 100644
--- a/frontend/src/pages/Download.tsx
+++ b/frontend/src/pages/Download.tsx
@@ -260,9 +260,11 @@ const Download = () => {
                 onChange={async event => {
                   const value = event.currentTarget.value;
 
-                  const params = new URLSearchParams();
+                  const params = searchParams;
                   if (value !== 'all') {
                     params.append('channel', value);
+                  } else {
+                    params.delete('channel');
                   }
 
                   setSearchParams(params);