diff --git a/local_podcast_generator.py b/local_podcast_generator.py
index 8aebf52..57af679 100644
--- a/local_podcast_generator.py
+++ b/local_podcast_generator.py
@@ -120,8 +120,8 @@ class LocalPodcastGenerator:
             
             # Prüfe ob Cover bereits existiert
             if cover_path.exists():
-                # Cover existiert bereits - verwende es einfach
-                cover_url = f"{self.base_url}/_audio/{cover_filename}"
+                # Cover existiert bereits - verwende es einfach (URL-encoded)
+                cover_url = f"{self.base_url}/_audio/{urllib.parse.quote(cover_filename)}"
                 print(f"   🖼️  Cover bereits vorhanden: {cover_filename}")
                 return cover_url
             
@@ -129,8 +129,8 @@ class LocalPodcastGenerator:
             with open(cover_path, 'wb') as f:
                 f.write(metadata['cover_data'])
             
-            # Rückgabe der URL zum Cover (im _audio-Verzeichnis)
-            cover_url = f"{self.base_url}/_audio/{cover_filename}"
+            # Rückgabe der URL zum Cover (URL-encoded für korrekte Links)
+            cover_url = f"{self.base_url}/_audio/{urllib.parse.quote(cover_filename)}"
             print(f"   🖼️  Cover neu extrahiert: {cover_filename}")
             return cover_url