diff --git a/frontend/src/components/EpisodeList.tsx b/frontend/src/components/EpisodeList.tsx
index c91013c..d9ebbe5 100644
--- a/frontend/src/components/EpisodeList.tsx
+++ b/frontend/src/components/EpisodeList.tsx
@@ -125,7 +125,7 @@ function EpisodeList() {
 
   const fetchCategories = async () => {
     try {
-      const response = await fetch("/api/categories");
+      const response = await fetch("/api/episode-categories");
       if (response.ok) {
         const data = await response.json();
         setCategories(data.categories || []);
@@ -164,14 +164,16 @@ function EpisodeList() {
     }
   };
 
-  const filterEpisodesByCategory = () => {
+  const filterEpisodesByCategory = async () => {
+    const response = await fetch(
+      `/api/episodes/by-category?category=${selectedCategory}`,
+    );
+    const episodes = await response.json();
+
     if (!selectedCategory) {
       setFilteredEpisodes(episodes);
     } else {
-      const filtered = episodes.filter(
-        (episode) => episode.feedCategory === selectedCategory,
-      );
-      setFilteredEpisodes(filtered);
+      setFilteredEpisodes(episodes);
     }
   };