diff --git a/StreamingService.java b/StreamingService.java
index 889dad7b..dffa5205 100644
--- a/StreamingService.java
+++ b/StreamingService.java
@@ -2,6 +2,7 @@ package org.schabi.newpipe.extractor;
 
 import org.schabi.newpipe.extractor.channel.ChannelExtractor;
 import org.schabi.newpipe.extractor.exceptions.ExtractionException;
+import org.schabi.newpipe.extractor.playlist.PlayListExtractor;
 import org.schabi.newpipe.extractor.search.SearchEngine;
 import org.schabi.newpipe.extractor.stream_info.StreamExtractor;
 
@@ -52,10 +53,10 @@ public abstract class StreamingService {
     public abstract SearchEngine getSearchEngineInstance();
     public abstract UrlIdHandler getStreamUrlIdHandlerInstance();
     public abstract UrlIdHandler getChannelUrlIdHandlerInstance();
-	public abstract UrlIdHandler getPlayListUrlIdHandlerInstance();
+    public abstract UrlIdHandler getPlayListUrlIdHandlerInstance();
     public abstract ChannelExtractor getChannelExtractorInstance(String url, int page)
             throws ExtractionException, IOException;
-	public abstract PlayListExtractor getPlayListExtractorInstance(String url, int page)
+    public abstract PlayListExtractor getPlayListExtractorInstance(String url, int page)
             throws ExtractionException, IOException;
     public abstract SuggestionExtractor getSuggestionExtractorInstance();
 
diff --git a/services/youtube/YoutubeService.java b/services/youtube/YoutubeService.java
index 56ef40cb..d27094aa 100644
--- a/services/youtube/YoutubeService.java
+++ b/services/youtube/YoutubeService.java
@@ -4,6 +4,7 @@ import org.schabi.newpipe.extractor.StreamingService;
 import org.schabi.newpipe.extractor.UrlIdHandler;
 import org.schabi.newpipe.extractor.channel.ChannelExtractor;
 import org.schabi.newpipe.extractor.exceptions.ExtractionException;
+import org.schabi.newpipe.extractor.playlist.PlayListExtractor;
 import org.schabi.newpipe.extractor.search.SearchEngine;
 import org.schabi.newpipe.extractor.SuggestionExtractor;
 import org.schabi.newpipe.extractor.stream_info.StreamExtractor;